Answer:
Step-by-step explanation:
gross pay = 640
hourly overtime rate= 24
Overtime pay= 72
Total pay for the week= 712
Her regular gross pay is 640. the hourly overtime rate is 24. Overtime pay= 72 and Total pay for the week= 712
What is Regular gross pay ?Regular gross pay is that pay which the person earn on daily basis or it is a fixed amount which he gets after completing a month.
Here, We have to find out the regular gross pay which includes the daily earning of a person.
Lynda regularly works a 40-hour work week and earns $16.00 per hour.
So, her regular gross pay = number of hours × rate per hour
= 40 × $16
= $640
Hence, the gross pay = 640
Her regular gross pay is 640. the hourly overtime rate is 24. Overtime pay= 72 and Total pay for the week= 712
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3/4 + 2/3 using fractions
Step-by-step explanation:
Lowest common multiple (LCM) of 4 and 3 = 12.
Therefore 3/4 + 2/3
= 9/12 + 8/12
= 17/12 or 1 5/12.
Answer:
1 5/12
Step-by-step explanation:
To do this, we need to find the LCM of 4 and 3. The LCM of 4 and 3 is 12. Now, since 4x3 is 12, we multiply 3/4 by 3/3 to get 9/12. Now, we multiply 2/3 by 4/4 (since 3x4 is 12) to get 8/12. Now, we add only the top numbers to get 17/12. To simplify this, we divide 17 by 12 (check attached screenshot). The quotient (the answer) becomes the whole number, the divisor (12) becomes the denominator, and the remainder (5) becomes the numerator. This gets us 1 5/12.
Julie used chalk to write numbers on the chairs for field day. She marked the number 4 on the first chair. Her rule was add 5. What numbers did she write on the first six chairs?
Answer:
4 9 14 19 24 29
Step-by-step explanation:
Answer:
The numbers she wrote on the first six chair's were 9,14,19,24,29,34
Step-by-step explanation:
If your first chair is 4 you would want to add 4 and 5 to get 9 and add 5 to 9 to get every sum you get until you get the first six chairs
An earthworm accelerates from a speed of 0.01 m/s to 0.02 m/s over a distance of 0.9 m. How long did it take?
By using the formula of acceleration, it can be calculated that
Time taken by an earthworm to accelerate from a speed of 0.01 m/s to 0.02 m/s over a distance of 0.9 m is 59.88 s
What is acceleration?
At first, it is important to know about velocity
Distance travelled by a body per unit interval of time in a particular direction is called Velocity
The rate of change of velocity is called acceleration.
Acceleration is a vector quantity as the direction is taken into account.
Initial velocity of earthworm (u)= 0.01 m/s
Final velocity of earthworm (v) = 0.02 m/s
Distance (s) = 0.9 m
We know,
\(v^2 = u^2 + 2as\\0.02^2 = 0.01^2 + 2 \times a \times 0.9\\0.02^2 - 0.01^2 = 1.8a\\(0.02 + 0.01)(0.02 - 0.01) = 1.8a\\a = \frac{0.03 \times 0.01}{1.8}\\a = 0.000167 \ ms^{-2}\)
Again,
v = u + at
0.02 = 0.01 + 0.000167\(\times\) t
t = \(\frac{0.02 - 0.01}{0.000167}\)
t = 59.88 s
Time taken by an earthworm to accelerate from a speed of 0.01 m/s to 0.02 m/s over a distance of 0.9 m is 59.88 s
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Use the following table to find the probability that a randomly chosen member of the Student Government Board is a graduate student or lives in on-campus housing. Express your answer as a fraction in lowest terms or a decimal rounded to the nearest millionth.
Students on the Student Government Board
On-Campus Housing Off-Campus Housing
Freshman 2 2
Sophomore 2 4
Junior 0 3
Senior 4 2
Graduate Student 2 0
The probability that a randomly chosen member of the Student Government Board is a graduate student or lives in on-campus housing is 8/25 or 0.32 (rounded to the nearest millionth).
1. Calculate the total number of students on the Student Government Board by summing up the numbers in the table:
Total Students = 2 + 2 + 2 + 4 + 0 + 3 + 4 + 2 = 19
2. Calculate the total number of graduate students on the Student Government Board:
Total Graduate Students = 2 + 0 = 2
3. Calculate the total number of students living in on-campus housing:
Total On-Campus Housing = 2 + 2 + 0 + 4 + 2 = 10
4. Calculate the probability of selecting a graduate student from the Student Government Board by dividing the total number of graduate students by the total number of students:
Probability of Graduate Student = Total Graduate Students / Total Students = 2 / 19
5. Calculate the probability of selecting a student living in on-campus housing by dividing the total number of students in on-campus housing by the total number of students:
Probability of On-Campus Housing = Total On-Campus Housing / Total Students = 10 / 19
6. Calculate the probability that a randomly chosen member of the Student Government Board is a graduate student or lives in on-campus housing by summing up the probabilities from steps 4 and 5:
Probability = Probability of Graduate Student + Probability of On-Campus Housing = 2 / 19 + 10 / 19
7. Simplify the fraction if necessary. In this case, the fraction cannot be simplified further, so the final probability is 2 / 19 + 10 / 19 = 12 / 19.
8. Convert the fraction to a decimal by dividing the numerator by the denominator: 12 / 19 ≈ 0.631578947, which rounds to 0.632 (rounded to the nearest thousandth).
9. Finally, express the probability as a fraction in lowest terms: 12 / 19 is already in lowest terms.
Therefore, the probability that a randomly chosen member of the Student Government Board is a graduate student or lives in on-campus housing is 12/19 or approximately 0.632 (rounded to the nearest thousandth).
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Question Below.
Answers: 250|253|254|255|307|433|434|435|507|.
First to answer this question the quickest is rewarded branliest + 100 points
Answer:
Minimum--> 250
Q1--> 255
Q2--> (Median): 307
Q3--> 433
Maximum-->507
Step-by-step explanation:
To find the five-number summary of this data set, we need to determine the minimum value, maximum value, and three quartiles (Q1, Q2, Q3) which divide the data into four equal parts.
First, we need to sort the data set in ascending order:
{ 250, 253, 255, 267, 307, 425, 433, 435, 507 }
Minimum: 250
Maximum: 507
To find the quartiles, we need to find the median of the entire data set (Q2) and then the medians of the two halves of the data set, which will give us Q1 and Q3.
Q2 (Median): The median of the entire data set can be found by averaging the two middle numbers.
Q1: The median of the lower half of the data set is 255, which is the middle value of { 250, 253, 255, 267, 307 }. Therefore, Q1 = 255.
Q3: The median of the upper half of the data set is 433, which is the middle value of { 425, 433, 435, 507 }. Therefore, Q3 = 433.
What is an equation of a line that passes through the given point and is perpendicular to the given line. (-2, 5) and x = 3
The equation of the line passing from found as y = 5.
What is referred as the slope of line?The slope of the line is a measurement of its steepness and direction. A line's slope is classified as the change in y coordinate with regard to the shift in x coordinate. The net y coordinate change is Δy, whereas the net x coordinate change is Δx. So the transformation in y coordinate in relationship to the shift in x coordinate is written as m.The formula for finding the slope is;
m = Δy/Δx
Where, m is the slope
The given equation of line is;
x = 3 comparing it with standard form of equation;
y = mx + c
As, the equation is a straight line passing parallel to x axis, the slop of line x = 3 is ∞.
Thus, m₁ = ∞.
Now, let the slops of the line passing from (-2, 5) is m₂,
The, as both line are perpendicular.
Thus,
m₁ x m₂ = -1
m₂ = -1/∞
m₂ = 0
The equation of line is found by
y - y₁ = m₂(x - x₁)
Put the values;
y - 5 = 0(x + 2)
y = 5
Therefore,the equation of the line passing from found as y = 5.
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Find the point of diminishing returns (x comma y )for the function R(x), where R(x) represents revenue (in thousands of dollars) and x represents the amount spent on advertising (in thousands of dollars).
Complete Question
The complete question is shown on the first uploaded image
Answer:
The point of diminishing returns (x , y ) is (11, 21462)
Step-by-step explanation:
From the question we are told that
The function is \(R(x) = 10,000 -x^3 - 33x^2 + 800x , \ \ 0 \le x \le 20\)
Here R(x) represents revenue (in thousands of dollars) and x represents the amount spent on advertising (in thousands of dollars).
Now differentiating R(x) we have
\(R'(x) = -3x^2 +66x + 800\)
Finding the second derivative of R(x)
\(R''(x) = -6x +66\)
at inflection point \(R''(x) = 0\)
So \(-6x +66 = 0\)
=> \(x= 11\)
substituting value of x into R(x)
\(R(x) = 10,000 -(11)^3 - 33(11)^2 + 800(11) ,\)
\(R(x) = 21462\)
Now the point of diminishing returns (x , y ) i.e (x , R(x) ) is
(11, 21462)
5. Mr. Quick bought a new computer system. The regular price was $1580, but he got a 15% discount. How much did he pay?
Answer:
He paid $1343
Step-by-step explanation:
\(\frac{x}{1580} =\frac{15}{100}\)
Cross multiply
\(x100=23700\)
Divide 100 from both sides
\(x=237\)
1580 - 237 = 1343
Hope this is helpful
Answer:
He paid $1343
Step-by-step explanation:
Thanks for the pts
✌️❤️✌️
Is the answer to 15% of 45 6.75?
Answer:
Yes
Step-by-step explanation:
What is 15 percent of 45? = 6.75.
Question 2 of 49
Lines AB and XY are best described as which of the following?
A. Perpendicular rays
B. Perpendicular segments
C. Perpendicular lines
D. Parallel lines
Option (b) is the correct answer: Perpendicular segments.
Perpendicular rays, perpendicular segments, perpendicular lines, and parallel lines are important concepts in geometry that describe the relationship between lines and line segments.
1. Perpendicular Rays: Perpendicular rays are two rays that intersect at point and form a right angle (90 degrees) at the point of intersection. The rays extend indefinitely in opposite directions from the point of intersection.
2. Perpendicular Segments: Perpendicular segments are line segments that intersect at a right angle. They share a common endpoint but do not extend indefinitely like rays. The right angle is formed at the point of intersection.
3. Perpendicular Lines: Perpendicular lines are lines that intersect at a right angle. They continue indefinitely in opposite directions and form four right angles at the point of intersection. Perpendicular lines are often denoted by a symbol ⊥.
4. Parallel Lines: Parallel lines are lines that never intersect. They remain equidistant from each other at all points. Parallel lines have the same slope and do not converge or diverge. In Euclidean geometry, parallel lines are denoted by a double vertical line symbol (||).
Understanding these concepts is fundamental in geometry as they help define angles, shapes, and spatial relationships. The properties of perpendicular and parallel lines play a crucial role in various geometric theorems and applications.
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help me please I have to pass
Answer:
Step-by-step explanation:
15% of 400
15/100*400
15*400/100
6000/100
60
therefore ur answer is 60
\(\large\mathfrak{{\pmb{\underline{\red{Step-by-step\:explanation}}{\orange{:}}}}}\)
\( \frac{15}{100} \times 400 \\ =15 \times 4 \\ = 60 \)
\(\large\mathfrak{{\pmb{\underline{\orange{Happy\:learning }}{\orange{.}}}}}\)
if it is given that "x" is 23.5 - proof that it is a point of intersection at y= 1/2(x) - 25 if y is equal to 11. been trying but not working out.
When substituting y = 11 into the equation y = 1/2(x) - 25, we find that x = 72, confirming that (23.5, 11) is a valid point of intersection.
Given that x is 23.5, it is required to prove that it is an intersection point for the equation y = 1/2(x) - 25 when y is equal to 11.
The equation is given as y = 1/2(x) - 25
When y = 11, we can substitute the value of y in the equation to obtain 11 = 1/2(x) - 25
This can be simplified as 11 + 25 = 1/2(x)36 = 1/2(x)
On solving, x = 72Thus, when y is equal to 11 and x is equal to 72, the given point of intersection is valid.
Therefore, it can be concluded that x = 23.5 is a point of intersection for the equation y = 1/2(x) - 25 when y is equal to 11.
In summary, when given an equation with two variables, we can find the point of intersection by setting one of the variables to a given value and solving for the other variable. In this case, when y is equal to 11, we can solve for x and obtain the point of intersection as (72,11).
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Write the word sentence as an equation. Then solve.
Five more than a number c is −9.
Step-by-step explanation:
So we are given that the number we are looking for is \(c\). The problem says, "five more than a number". So, \(c+5\). 'Is' typically means equals.
\(c+5=-9\)
Then we can solve for \(c\).
\(c+5=-9\\c=-14\)
Hope this helps!
find the distance d that the runner jogs as a function of the time spent jogging t . call this function d(t) . use *, an asterisk, for any multiplication and /, a slash, for any division
Answer:
If a runner jogs at a constant speed v, then the distance d he covers in time t can be given by the equation:
d(t) = v * t
Here, v is the speed of the runner in units of distance per unit time.
Hope this helps!
please i’ll fail if i don’t get this right. please i’ll give brainlyist The current temperature of 15°F below zero is 18°F below the high temperature of the day. What is the high temperature for the
day?
OA. 5°F
ов. 33°F
OC. 3°F
OD. 33°F
Answer:
I think its C
Step-by-step explanation:
22,056 people went to the baseball game on Sunday. Half as many people came on money. How many people were at the baseball game on Sunday and Monday altogether?
Answer:
33084
Step-by-step explanation:
22056 divided by 2 =11028
altogether (on sunday and monday) the total amount would be..
22056+11028=33084
Answer:
33084
Step-by-step explanation:
If 22056 people came to the game on Sunday and Half as many people came on Monday, you do
22056 divided by 2. this is how many people cam on monday
Add this answer to 22056 and this is how many people came on both days.
Find the distance between the two points rounding to the nearest tenth
(-4, 2) and (3, 5)
Answer:
-8.66666666666666666666666666666666666
-9
Step-by-step explanation:
Billy took 5 tests in his math class. He scored an 89,88,93,90 and 81. What is the variance of his grades in these test? If necessary, round to the nearest hundredth.
The variance of Billy's grades obtained from his test scores is 15.76
What is variance?The variance is a measure of variability or spread a dataset. The variance can be calculated from the sum of the square of the differences of the data points from the mean divided by the number or count of the data points.
The variance of Billy's test scores can be calculated by finding the mean or the average of the scores, then finding the sum of the squares of the differences of each score from the mean as follows;
The mean score = (89 + 88 + 93 + 90 + 81)/5 = 88.2
The square of the differences of the values from the mean can be calculated as follows;
(89 - 88.2)² = 0.64, (88 - 88.2)² = 0.04, (93 - 88.2)² = 23.04, (90 - 88.2)² = 3.24, and (81 - 88.2)² = 51.84
The sum of the square of the differences is therefore;
0.64 + 0.04 + 23.04 + 3.24 + 51.84 = 78.8
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Urgent!! Math help!! For each box “side length” choose what dot I circle in.
Answer:
Not a right angle triangle
A right angle triangle
Not a right angle triangle
Not a right angle triangle
Step-by-step explanation:
We have to verify using Pythagorean triplets
18,24,30 is right triangle
9,40,41 is right triangle
22,29,36 is NOT right triangle
5,13,14 is right triangle
A college statistics professor has office hours from 9.00 AM: to 10.30 AM. daily sample of waiting times to see the professor (in minutes 10, 12,20, 15,17,10, 28,35, 28, 19,27, 25,22, 33, 37,14,21,20 Assuming & = 7.84, find the 99.74% confidence interval for the population mean. Round to two decima places_ a. 20.55 to 24.05 minutes b. 17.05 to 27.55 minutes c. 18.8 to 25.8 minutes d. 19.5 to 35. minutes
We are given the following data set:
10, 12,20, 15,17,10, 28,35, 28, 19,27, 25,22, 33, 37,14,21,20
Standard deviation = 8.043
Confidence level = 1 - Significance Level = 1 - 99.74% = 4.56% = 0.0456
A solution of NaCl(aq)
is added slowly to a solution of lead nitrate, Pb(NO3)2(aq)
, until no further precipitation occurs. The precipitate is collected by filtration, dried, and weighed. A total of 19.40 g PbCl2(s)
is obtained from 200.0 mL
of the original solution.
Calculate the molarity of the Pb(NO3)2(aq)
solution.
concentration:
To calculate the molarity of Pb(NO3)2(aq), you need to know the molar mass of the compound. The molar mass of Pb(NO3)2 is 331.21 g/mol.
Using the equation, concentration = moles/liters, we can calculate the molarity of the Pb(NO3)2(aq) solution.
First, we need to calculate the moles of Pb(NO3)2. We can do this by converting the mass of the precipitate (19.40 g) to moles. Moles = mass (g) / molar mass (g/mol).
Therefore, moles of PbCl2 = 19.40 g / 331.21 g/mol = 0.05833 moles.
Next, we can calculate the molarity of Pb(NO3)2. Molarity = moles/liters.
Therefore, the molarity of Pb(NO3)2 = 0.05833 moles/ 0.2 liters = 0.29165 M.
Penelope has a bag that contains orange chews, apple chews, and lime chews. She performs an experiment. Penelope randomly removes a chew from the bag, records the result, and returns the chew to the bag. Penelope performs the experiment 33 times. The results are shown below:
A orange chew was selected 13 times.
A apple chew was selected 9 times.
A lime chew was selected 11 times.
Based on these results, express the probability that the next chew Penelope removes from the bag will be apple or lime as a percent to the nearest whole number.
The probability that the next chew Penelope removes from the bag will be apple or lime as a percent is 60.6%.
What is Probability?Probability is the branch of mathematics concerning numerical descriptions of how likely an event is to occur, or how likely it is that a proposition is true. The probability of an event is a number between 0 and 1.
Here, Number of apple and lime is 9 + 11 =20
Total bag contains = 13 + 9 + 11 = 33
Probability = Number of apple or line / Total
= 20 / 33
= 60.6 %
Thus, The probability that the next chew Penelope removes from the bag will be apple or lime as a percent is 60.6%.
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write an equation in slope intercept form (0,3) (3,0)
Answer:
y=-1x+3
Step-by-step explanation:
What fractions equine to to 10/12
Answer:
5/6 or 0.83 (the 3 is repeated)
Step-by-step explanation:
To reduce this fraction, simply divide the numerator and denominator by 2 (the GCF). So, 1012 = 10÷212÷2 = 5/6. Thus, 1012 is equivalent to 5/6 in the reduced form.
PLEASE HELP Find the value of x.
X
15
12
Answer: x = 9
Step-by-Step Solution:
Hypotenuse = 15 units
Base = 12 units
Altitude = x units
Using Pythagoras Theorem,
=> Hypotenuse^2 = Base^2 + Altitude^2
(15)^2 = (12)^2 + x^2
225 = 144 + x^2
225 - 144 = x^2
81 = x^2
x^2 = 81
x = √81
=> x = 9
Therefore, Altitude = 9 units
Suppose that the distance of fly balls hit to the outfield (in baseball) is normally distributed with a mean of 257 feet and a standard deviation of 45 feet. Let X be the distance in feet for a fly ball.
a. What is the distribution of X? X ~ N(Correct,Correct)
b. Find the probability that a randomly hit fly ball travels less than 284 feet. Round to 4 decimal places.
c. Find the 70th percentile for the distribution of distance of fly balls. Round to 2 decimal places. feet
Hint:
a. distribution of X is (257,45)
b. Probability that a randomly hit fly ball travels less than 284 feet is 0.2257
c. The 70th percentile for the distribution of distance of fly balls is 290 feet.
What do you mean by normal distribution?
In statistics, a normal distribution or Gaussian distribution is a type of continuous probability distribution for a real-valued random variable.
It is given that we have a normal distribution with mean of 257 feet and standard deviation of 45 feet.
X be the distance in feet for a fly ball.
a. As mean of the normal distribution is 257 and standard deviation is 45 feet
Therefore, distribution of X is (257,45)
b. Probability that a randomly hit fly ball travels less than 284 feet,
P(X < 284) =
The z-score can be calculated as
z = (x - μ)/σ = (284-257)/45 = 27/45 = 0.6
So, the equivalent z-score form can be given as:
P(X < 284) = P(Z < 0.6) = 0.2257
c. The 70th percentile of the distribution of fly balls is given by a raw score such that:
P(X < x)=70%⇒ x = ?
Using formula , z = (x - μ)/σ ⇒ x = zσ + μ
P(Z < z) = 0.7000
Now, we can use the cumulative standard normal distribution table:
z = 0.7000 + 0.04 = 0.74
Finally, the required random variable can be computed as:
x = zσ + μ = 0.74 × 45 + 257 = 33.3 + 257 = 290.3
That means P(X < 290.3) feet =70%
Therefore, the 70th percentile of the distribution of fly balls is approximately 290 feet
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.
Solve the triangle. Round to the nearest tenth.
Find c aswell
Answer:
Set your calculator to Degree mode.
a² = 17² + 20² - 2(20)(17)cos(89°)
a² = 677.13236
a = 26.0 in.
sin(89°)/26.02177 = (sin B)/17
sin B = 17sin(89°)/26.02177
B = 40.8°
C = 50.2°
Sixty-three students are separated into groups of 9 for the fair field trip. Each group is given 40 fair tickets. How many fair tickets are needed for the groups?
Answer:
63 / 9 = 7 groups
(40)(7) = 280 tickets
Step-by-step explanation:
Step-by-step explanation:
There is a total of 63 students divided into into 9 groups which means there are 7 students in each of the 9 groups.
(63÷ 9) = 7
9 Groups w/ 7 in each
= 7 x 40 = 280
which trigonometric functions are equivalent to tan θ
Answer:
i think its -tan(-0) I'm not sure sorry if you get it wrong
Question
Felicia has a garden in the shape of a parallelogram as shown.
What is the area of her garden?
Answer:
Step-by-step explanation:
72ft square 2
if that helps if not sorry !