The line plot shows how long Nora read during each reading session last week.
What is the total time she read during these sessions?
Nora covered a total distance of 13 miles during these sessions.
How to determine the total distance?The parameter is represented by the line plot.
We can find the following frequency table from the line plot:
Distance Frequency
0 0
1/2 4
1 3
1 1/2 1
2 2
2 1/2 1
3 0
The overall separation from the line plot is then shown as
Total distance = sum of the distance-frequency product
The following equation can be found in mathematics.
Total distance = (0 * 0) + (1/2 * 4) + (1 * 3) + (1 1/2 * 1) + (2 * 2) + (2 1/2 * 1) +
(3 * 0)
Rank the total number of products
Total distance = 13
The total distance is therefore 13 units.
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I NEED HELP PLS HURRY
1. Write each expression with a single exponent:
a. (10^7)²
b. (10^9)³
c. (10^6)³
d. (10^2)³
e. (10³)²
f. (10^5)^7
Answer:
We use the rule,
\((a^b)^c = a^{bc}\)
a. (10^7)²
\((10^7)^2 = 10^{(7)(2)} = 10^{14}\)
10^14
b. (10^9)³
\((10^9)^3 = 10^{(9)(3)} = 10^{27}\)
10^27
c. (10^6)³
\(10^{(6)(3)}= 10^{18}\)
10^18
d. (10^2)³
\(10^{(2)(3)} = 10^{6}\)
10^6
e. (10³)²
\(10^{(3)(2)}=10^{6}\)
10^6
f. (10^5)^7
\(10^{(5)(7)} = 10^{35}\)
10^35
Step-by-step explanation:
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Shahina has 550g of apples and plenty of other ingredients. can she make apple crumble for 6 people? explain your answer.
recipe list:
serves 8 people
700g apple
240g sugar
180 g flour
40g butter
Answer:
Yes, she can-------------------
As per recipe, 700 g apples is enough to make apple crumble for 8 people.
For 6 people Shahina needs:
6*(700/8) = 525 grams of applesSince she has 550 grams of apple, which is more than 525 grams, she can make it for 6 people.
Answer:
With 550g of apples and enough other ingredients, Shahina can make apple crumble for 6 people according to the given recipe.
Step-by-step explanation:
Let's compare the recipe requirements with the available ingredients to determine whether Shahina can make apple crumble for 6 people with the given ingredients.
The recipe serves 8 people and requires the following quantities of ingredients:
700g of apples 240g of sugar 180g of flour 40g of butterShahina has 550g of apples, which is sufficient to meet the apple requirement of the recipe.
Now, let's calculate the ratio of the other ingredients needed per person
For sugar:
240g / 8 people = 30g/person
For flour:
180g / 8 people = 22.5g/person
For butter:
40g / 8 people = 5g/person
Since the recipe is designed to serve 8 people, we can use these ratios to adjust the quantities for 6 people:
For sugar:
30g/person * 6 people = 180g
For flour:
22.5g/person * 6 people = 135g
For butter:
5g/person * 6 people = 30g
Comparing these adjusted quantities to the available ingredients, we see that Shahina has enough sugar, flour, and butter to make an apple crumble for 6 people.
Using the standard normal distribution tables, the area under the standard normal curve corresponding to z> -1.62 is
Using the standard normal distribution table, the area under the curve is 0.949 squared units
What is the area under the normal curveThe area under the standard normal curve corresponding to z > -1.62 can be found using a standard normal distribution table. The table gives us the proportion of the area under the standard normal curve that is to the left of a certain z-value. To find the area to the right of -1.62, we subtract the area to the left of -1.62 from 1.
From the standard normal distribution table, the area to the left of -1.62 is approximately 0.051. Therefore, the area to the right of -1.62 is 1 - 0.051 = 0.949.
So, the area under the standard normal curve corresponding to z > -1.62 is approximately 0.949.
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Assume that the amounts of weight that male college students gain during their freshman year are normally distributed with a mean of μ = 1.1 kg and a standard deviation of o= 4.6 kg.
Complete parts (a) through (c) below.
b. If 25 male college students are randomly selected, find the probability that their mean weight gain during freshman year is between 0 kg and 3 kg.
The probability is
(Round to four decimal places as needed.)
The probability that their mean weight gain during freshman year is between 0 kg and 3 kg is 70%
What is Probability?It is a branch of mathematics that deals with the occurrence of a random event.
Given,
Amounts of weight that male college students gain during their freshman year are normally distributed
mean of μ = 1.1 kg and
Standard deviation of o= 4.6 kg.
Z score=x-μ/o
=25-1.1/4.6
=23.9/4.6
=5.196
Z score=x-μ/o
=25-1.1/0
=0
Z score=25-1.1/3
=23.9/3
=7.966
By observing the z table the probability that their mean weight gain during freshman year is between 0 kg and 3 kg is 70%
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A 13 km 13km13, start text, k, m, end text stretch of road needs repairs. Workers can repair 3 1 2 km 3 2 1 km3, start fraction, 1, divided by, 2, end fraction, start text, k, m, end text of road per week. How many weeks will it take to repair this stretch of road?
you can start by dividing the total length of the road by the distance that can be repaired per week:
13 km ÷ 3 1/2 km/week = 3.71 weeks
Rounding up, it will take 4 weeks to repair the entire 13 km stretch of road.
Graph the line with slope -2.5 and y intercept -3
Answer: Posted in the picture
Step-by-step explanation: -2/5 is to the left since it is the x axis
and -3 is down since it is the y axis, so the answer is the black dot, on the left of the -3.
Hope this helps
And I hope I am right
Give your answer in scientific notation using only WHOLE numbers.
The number of pennies weighing as much s earth is 193 × 10²⁴
What are index forms?Index forms are described as described as those forms that are used to represent numbers that are too large or small in more proper ways.
Other names for index forms are scientific notation and standard forms.
What is ratio?Ratio is described as the comparison of numbers or variables on the basis of their size.
It shows how many times one number contains another.
From the information given, we have that;
The earth weighs = 5. 972 × 10 ²⁴ kilograms
The penny weighs = 3.1 × 10 ⁻³ kilograms
Divide the values
= 5. 972 × 10 ²⁴/3.1 × 10 ⁻³
= 1.93 × 10 ²⁶
= 193 × 10²⁴
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please help me so love this problem?
Answer:
12.7 ==> distance of RS
24.2 ==> distance of RT
Step-by-step explanation:
Distance is always positive. So if you get a negative value, take the absolute value of the negative number:
For example, between point R and S:
-17.2 - (-4.5) =
-17.2 + 4.5 = ==> subtracting a negative number is equivalent to adding a
positive number
-(17.2 - 4.5) = -12.7
-12.7 ==> |-12.7| = 12.7 ==> distance of RS
For RT:
-17.2 - 7 =
-(17.2 + 7) = -24.2
-24.2 ==> |-24.2| = 24.2 ==> distance of RT
Th right rectangular prism is packed with unit cubes of the appropriate unit fraction edge lengths find the volume of the right rectangular prisms in centimeters figure not to scale
The volume of right rectangular prism = 42 1/2 cm³.
We have,
height of prism = 2 cm
width of prism = 5 cm
length of prism = 4 1/4 cm
Now, The volume of right rectangular prism = Length × Width × Height
Substitute all the values, we get;
= 2 × 5 × 4 1/4
= 10 × 17/4
= 170/4 cm³
= 42 1/2 cm³
Thus, The volume of right rectangular prism = 42 1/2 cm³
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rosa has a limit to the time she may play video games each day she plays for 9 mins on monday which is 30% of the time she can play how many more minutes can rosa play on monday?
According to the calculations we can conclude that Rosa can play 21 more minutes on Monday.
If 9 minutes represents 30% of the time Rosa can play video games, we can use proportional reasoning to find the total time she can play. Let x be the total time she can play in minutes.
9 / x = 30 / 100
We might cross-multiply and simplify to find x's value:
9 * 100 = 30 * x
900 = 30x
x = 900 / 30
x = 30
So Rosa can play a total of 30 minutes each day.
To find how many more minutes she can play on Monday, we subtract the time she has already played from the total time:
30 - 9 = 21
Therefore, Rosa can play 21 more minutes on Monday.
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What is the slope of y = -5 – 41?
Answer:
4
Step-by-step explanation:
We need to rewrite this in slope-intercept for which is
y=mx+b
So switch 4x and -5
y=4x-5
m is slope and b is y-intercept we need to find the slope so we look what is beside x which is 4 so the slope is 4
Hope this helps!
60,000 is 1/10 of ______.
Answer:
600,000
Step-by-step explanation:
60,000 x 10
Answer:
hello
Step-by-step explanation:
have a great day...
debate time : crab or lobster best answer gets brainliest
A company prices its tornado insurance using the following assumptions:
• In any calendar year, there can be at most one tornado.
• In any calendar year, the probability of a tornado is 0.11.
• The number of tornadoes in any calendar year is independent of the number of tornados in any other calendar year.
Required:
Using the company's assumptions, calculate the probability that there are fewer than 3 tornadoes in a 14-year period.
Answer:
The probability is \(P(X < 3) = P(X \le 3-1 = 2 ) = 0.8074\)
Step-by-step explanation:
From the question we are told that
The probability of a tornado is \(p = 0.11\)
The sample size is \(n = 14\)
Since the number of tornadoes in any calendar year is independent of the number of tornadoes in any other calendar year and there can be only outcome so we can evaluate probability using binomial distribution.
The probability of a tornado not occurring is mathematically evaluated
\(q = 1 - p\)
=> \(q = 1 - 0.11\)
=> \(q = 0.89\)
The probability that there are fewer than 3 tornadoes in a 14-year period is mathematically represented as
\(P(X < 3) = P(X \le 3-1 = 2 ) = \left n } \atop {}} \right. C_2 * p ^2 q^{n- 2 } + \left n } \atop {}} \right. C_1 * p ^1 q^{n- 1 } + \left n } \atop {}} \right. C_0 * p ^r q^{n- 0 }\)
\(P(X < 3) = P(X \le 3-1 = 2 ) = \left 14 } \atop {}} \right. C_2 * (0.11) ^2 (0.89)^{14- 2 } + \left 14 } \atop {}} \right. C_1 * (0.11) ^1 (0.89)^{14- 1 } + \left 14 } \atop {}} \right. C_0 * (0.11) ^0 (0.89)^{14- 0 }\)
\(P(X < 3) = P(X \le 3-1 = 2 ) = 91 * 0.0121*0.247 + 14 * 0.11*0.2198 + 1 * 1 * 0.197\)
\(P(X < 3) = P(X \le 3-1 = 2 ) = 0.8074\)
At the start of her shift at Midtown Bakery, Megan made some batches of cookies that called for 3 cups of flour each. Then, she used the remaining 8 cups of flour she had to make a pan of muffins. She started her shift with a 20-cup bag of flour.
Which equation can you use to find how many batches of cookies, x, Megan made?
Please I'll make you brainilest
Using digits 1to 9 fill in the boxes once write largest and smallest absolute value. Then find the decimal equivalent.
The decimal equivalent of the largest Absolute value, 987654321, is 987,654,321. the largest absolute value is 987,654,321 and the smallest absolute value is 123,456,789.
The largest and smallest absolute values using the digits 1 to 9, we need to arrange them in a way that maximizes or minimizes the resulting number. Let's consider the boxes as placeholders for the digits.
To determine the largest absolute value:
We place the digit 9 in the leftmost box, as it is the largest digit among 1 to 9. Then we arrange the remaining digits, 8, 7, 6, 5, 4, 3, 2, and 1, from largest to smallest in the remaining boxes. This gives us the number 987654321, which is the largest possible number using the given digits. Therefore, the largest absolute value is 987654321.
To determine the smallest absolute value:
We place the digit 1 in the leftmost box, as it is the smallest digit among 1 to 9. Then we arrange the remaining digits, 2, 3, 4, 5, 6, 7, 8, and 9, from smallest to largest in the remaining boxes. This gives us the number 123456789, which is the smallest possible number using the given digits. Therefore, the smallest absolute value is 123456789.
To find the decimal equivalent of these numbers, we simply read the digits from left to right. The decimal equivalent of the largest absolute value, 987654321, is 987,654,321. The decimal equivalent of the smallest absolute value, 123456789, is 123,456,789.
Thus, the largest absolute value is 987,654,321 and the smallest absolute value is 123,456,789.
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A container with an open top is to have 10 m3 capacity and be
made of thin sheet metal. Calculate the dimensions of the box if it
is to use the minimum possible amount of metal.
The dimensions of the box if it is to use the minimum possible amount of metal are,
⇒ 2.714 m, 2.714 m, 1.358 m
What is an expression?Mathematical expression is defined as the collection of the numbers variables and functions by using operations like addition, subtraction, multiplication, and division.
Given that;
A container with an open top is to have 10 m³ capacity.
Now,
Let the dimensions are x, y and z.
Since, Volume of box = 10 m³
Hence, We get;
⇒ xyz = 10
⇒ z = 10/xy
Since, A container is open in top.
Hence, The surface area = 2xz + 2yz + xy
Substitute z = 10/xy;
⇒ S.A = 2x (10/xy) + 2y (10/xy) + xy
= 20/y + 20/x + xy
For minimum metal;
⇒ d (S.A)/ dx = 0
⇒ - 20/x² + y = 0
⇒ y = 20/x² ..(i)
And, d (S.A) / dy = 0
⇒ - 20/y² + x = 0
⇒ x = 20/y² ..(ii)
Divide equation (i) and ((ii);
⇒ x = y
Hence, We get;
⇒ xyz = 10
⇒ x³ = 10
⇒ x = 2.714
And, y = 2.714
So, The value of z is,
⇒ z = 10/xy
⇒ z = 10 / 2.714×2.714
⇒ z = 1.358 m
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bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb
Answer: your wasting my time
Step-by-step explanation: stop wasting peoples time thank you
A jar contains 20 yellow jellybeans, 20 orange jellybeans, 20 red jellybeans and 20 green jellybeans.
Required:
a. In how many ways can you put all the jellybeans in a row?
b. How many ways are there to select a handful of 20 jellybeans?
c. How many ways are there to select a handful of 20 jellybeans that contains at least 3 red?
d. How many ways are there to select a handful of 20 jellybeans that contains at least 3 red and at most 2 orange?
Answer:
A)
\(\left \{ {{80} \atop {20}} \} * \left \{ {{60} \atop {20}} \} * \left \{ {{40} \atop {20}} \} * \left \{ {{20} \atop {20}} \}\)
B)
\(\left \{ {{20+4-1} \atop {4-1}} \} = \left \{ {{23} \atop {3}} \}\)
C)
= \(\left \{ {{17+4+1} \atop {4-1}} \} = \left \{ {{20} \atop {3}} \}\)
D)
= \(\left \{ {{20} \atop {3}} \} - \left \{ {{17} \atop {3}} \}\)
Step-by-step explanation:
A) How many ways can you put all Jellybeans in a row
Total number of Jellybeans = 80
The first jellybeans = 20 yellow , second is 20 orange jellybeans , third is 20 red jellybeans , fourth is 20 green jellybeans
Therefore the number of ways the Jellybeans can be put in a row is :
\(\left \{ {{80} \atop {20}} \} * \left \{ {{60} \atop {20}} \} * \left \{ {{40} \atop {20}} \} * \left \{ {{20} \atop {20}} \}\)
B) How many ways are there to select a handful of 20 jellybeans
lets assume:
yellow jellybeans = a , orange jellybeans = b , red jellybeans = c , green jellybeans = d
a + b + c + d = 20
This is the number Non-negative integer solutions
= \(\left \{ {{20+4-1} \atop {4-1}} \} = \left \{ {{23} \atop {3}} \}\)
C) This is also the number of Non-negative integer solutions but in this case the value of C ≥ 3
hence the number of ways to select a handful of 20 jellybeans that contains at least 3 red
= \(\left \{ {{17+4+1} \atop {4-1}} \} = \left \{ {{20} \atop {3}} \}\)
D) In this case the value of C ≥ 3 and B ≤ 2
Hence the number of ways to select a handful of 20 jellybeans that contains at least 3 red and at most 2 orange
= \(\left \{ {{20} \atop {3}} \} - \left \{ {{17} \atop {3}} \}\)
Which type of geometric figure is the following definition describing?
a bounded set of all points located in a straight path between two endpoints
Answer:
B. a line segment
Step-by-step explanation:
The wording "straight path" tells you the figure is a line or part of a line. The description "two endpoints" tells you the part of the line is bounded, hence must be ...
a line segment
Other choicesA. A circle has no end points is not a straight path
C. An angle is the space between two rays. Those have one common endpoint.
D. A ray is part of a line with one end point.
If a0=10 and an+1=-5an then find the value of a4
The value of a4 would be equal to -666.
What is an equation?An equation is an expression that shows the relationship between two or more numbers and variables.
A mathematical equation is a statement with two equal sides and an equal sign in between. An equation is, for instance, 4 + 6 = 10. Both 4 + 6 and 10 can be seen on the left and right sides of the equal sign, respectively.
Given that \(a_0=10\) and \(a_n+1=-5a_n\)
This is a recursive formula. So we can simply substitute in each value. For instance, a₂
Use the recursive definition repeatedly.
a2 = -5(6) +4 = -26
a3 = -5(-26) +4 = 134
a4 = -5(134) +4 = -666
Therefore, the value of a4 is -666
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Logan and Angis paint kitchens in the elderly community. Logan can paint an average kitchen in 5 hours. Angis can do the same in 7 hours. How long will it take if they were to work together? Work shown pls.
Answer:
\(\huge\boxed{\text{2 hours, 54 minutes, and 58 seconds}}\)
Step-by-step explanation:
Logan can complete 1/5 of the job each hour, and Angis can complete 1/7 of the job each hour. Thus, together, they complete 12/35 of the job per hour: (1/5 + 1/7 = 7/35 + 5/35 = 12/35).
In one hour they complete 12/35 of the job, so:
1 hour * 35 = 12/35 jobs
35 hours = 12 jobs
35 hours / 12 = 1 job
2.916 hours = 1 job
.916 hours = 54.96 minutes
.96 minutes = 57.6 seconds ≈ 58 seconds
Hope it helps :) and let me know if you want me to elaborate.
Trina has a total of 32 crayons. How much boxes of crayons did she buy.
Answer:
Depends on the type of box, but most likely one box of crayons because 32 packs are sold.
Do you have answer choices?
Solve the equation and state the value of x
w - 2 = -8- 5w
Answer:
x=-1
Step-by-step explanation:
w-2=-8-5w
-2=-8-6w
+8 +8
6=-6w
divide 6 in both side
x=-1
hope this help.
c⋅bc4−(7−a) When a=4, b=8, and c = 5
By plugging in the values given into \(c * \frac{bc}{4} - (7 - a)\) and using BODMAS rule, the algebraic expression can be evaluated as 47
\(\mathbf{c * \frac{bc}{4} - (7 - a) = 47}\)
Given the algebraic expression, \(c * \frac{bc}{4} - (7 - a)\), to evaluate the expression if a = 4, b = 8, and c = 5, plug in the values into the equation as shown below:
\(5 * \frac{(8)(5)}{4} - (7 - 4)\\\)
Solve the bracket\(5 * \frac{40}{4} - (3)\\\\5*10 - 3\)
Applying the BODMAS rule, multiply before you subtract
= 50 - 3
= 47
Therefore, by plugging in the values given into \(c * \frac{bc}{4} - (7 - a)\) and using BODMAS rule, the expression can be evaluated as 47
\(\mathbf{c * \frac{bc}{4} - (7 - a) = 47}\)
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Name an acute angle and give its measure.
Angle: ______ Measure: _____
Name an obtuse angle and give its measure. (2 points)
Angle: _____ Measure: _____
Name one right angle. (1 point
Name one straight angle. (1 point)
11. Angle KEF = 40°, Angle KEJ = 50°
12. Angle HEF = 115°, Angle KED = 140°
13. Angle JEF = 90°, Angle KEF = 90°
14. Angle DEF = 180°
Define the term geometry?The study of points, lines, and shapes in two and three dimensions, as well as their properties and relationships, is the focus of the mathematical discipline known as geometry.
11. Acute angles: Those angles are less than 90 degree angles.
Angle KEF = 40°
Angle KEJ = 50°
Angle KEH = 75°
Angle JEH = 25°
Angle HED = 65°
12. Obtuse angles: Those angles are more than 90 degree angles.
Angle HEF = 115°
Angle KED = 140°
13. Right angle: Those angles are 90 degree angle.
Angle JEF = 90°
Angle KEF = 90°
14. Straight angle: Those angles make 180 degree angle.
Angle DEF = 180°
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foreign direct investment helps improve the economic situation of a recipient country by increasing —- opportunities in the country that the company invests in.
Foreign direct investment helps improve the economic situation of a recipient country by increasing employment opportunities in the country that the company invests in.
When foreign companies invest in a recipient country, they often establish or expand their operations, which requires hiring local workers. This leads to job creation and reduces unemployment rates in the recipient country.
Increased employment opportunities result in more individuals having access to income and improved standards of living.
Foreign direct investment also contributes to the transfer of technology, knowledge, and skills to the recipient country. Multinational companies often bring advanced technologies, production techniques, and management practices that may not have been available or widely adopted in the recipient country.
Furthermore, foreign direct investment stimulates domestic investment and encourages the growth of local businesses. When foreign companies invest in a recipient country, they often form partnerships or engage in supply chain relationships with local firms.
Overall, foreign direct investment increases employment opportunities, fosters technology transfer, and stimulates domestic investment, all of which contribute to improving the economic situation of a recipient country.
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A bag contains 4 black and 3 pink balls. A ball is picked from the bag and is not replaced. A second ball is then picked from the bag.
The tree diagram below can be used to calculate various probabilities.
What is the probability of picking one
ball of each colour?
A
4/49
B
24/42
C
1/2
D
12/42
Answer:
1/2
Step-by-step explanation:
There are 4 possibilities:
First ball Second ball
1. Black Pink
2. Black Black
3. Pink Pink
4. Pink Black
The first and the forth options are the the probabilities that there is picked one ball for each color. (2 possibilities )
The second and the third options are the probabilities that there ate picked 2 balls of same colour.
(2 possibilities)
There are 4 possibilities in total. So the probability is 2/4=1/2
Select the correct answer from each drop-down menu.
The total area of the three triangles is
square units.
The area of the figure is
square units.
The total area of the three triangles is square units is 36 and the area of the figure is square units is 60.
What is the triangle?The triangle can be defined as a three-sided polygon in geometry, and it consists of three vertices and three edges. The sum of all the angles inside the triangle is 180°.
From the figure, the area of triangles can be calculated using the:
Area = (1/2)height×base length
Area of three triangle = 1/2(4×6) + 1/2(6×4) + 1/2(4×6)
Area of three triangle = 1/2(24×3) = 36 square units
Area of the figure = area of three triangle + area of the rectangle
= 36 + 6×4
= 60 square units
Thus, the total area of the three triangles is square units is 36 and the area of the figure is square units is 60.
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