Answer: 125
Step-by-step explanation:
25% of 100 = 25
25 + 100
125
-9 1/3 - ( -1 1/3) enter answer in simplest form
Answer:
-8
Step-by-step explanation:
\( - 9 \frac{1}{3} - ( - 1 \frac{1}{3} )\)
\(- \frac{28}{3} + 1 \frac{1}{3}\)
\( - \frac{28}{3} + \frac{4}{3} \)
\( \boxed{\green{= - 8}}\)
please help me ASAP :)
c.) 1/2³ i got it right on assignment
I think it’s 40%, am I correct?
Harmony thinks 448 is the solution to the equation 8b=56. is harmony correct? explain why or why not.
pls answer quickly my assignment is due tonight
The solution of the equation 8b = 56 is 7. And the solution of Harmony is 448. So, Harmony is incorrect.
What is the solution to the equation?The allocation of weights to the important variables that produce the calculation's optimum is referred to as a direct consequence.
The equation is given below.
8b = 56
Simplify the equation, then we have
8b = 56
b = 56 / 8
b = 7
The solution of the equation 8b = 56 is 7. And the solution of Harmony is 448. So, Harmony is incorrect.
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The area of a rectangular living room is 264 square feet. The length of the room is 2 feet less than twice the width.
What is the width of the living room in feet?
9514 1404 393
Answer:
12 ft
Step-by-step explanation:
Let the width of the room be represented by w. Then the length is (2w-2), and the area is ...
A = LW
264 = (2w-2)w
132 = w² -w . . . . . . . divide by 2, eliminate parentheses
132.25 = w² -w +.25 . . . . . add (-1/2)² to complete the square
√132.25 = w -0.5 . . . . . take the square root
0.5 +11.5 = w = 12 . . . . . add 0.5; use the positive root
The width of the living room is 12 feet.
Which function will cross the y-axis at (0, 7)?
Oy=x+7
Oy=x-7
0y=x+5
Oy=7x
The value of function which cross the y-axis at point (0, 7) will be;
⇒ y = x + 7
What is substitution method?To find the value of any one of the variables from one equation in terms of the other variable is called the substitution method.
Given that;
The point which cross the function = (0, 7)
Now,
Since, The point which cross the function = (0, 7)
Hence, The point must be satisfy the function.
By option (1);
⇒ y = x + 7
Put (x, y) = (0, 7)
⇒ 7 = 0 + 7
⇒ 7 = 7
Thus, The correct function which passes through the point (0, 7) is,
⇒ y = x + 7
Option (i) is true.
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Based on the supply graph and the demand graph shown above, what is the price at the point of equilibrium?
Hint: Think about the point where they both meet. For example, if you were to place the graphs on top of each other, what would be the point of intersection?
Type the correct number below without the dollar sign.
Based on the supply graph and demand graph shown above, the price at the point of equilibrium is $ 30.
Demand refers to quantity of a commodity that the consumers are willing to, able to purchase at a given price during a given period of time. Supply refers to quantity of a commodity that the producers are willing to, able to offer for sale at a given price during a given period of time.
Demand curve slopes downward due to inverse relationship between price and quantity demanded whereas supply curve slopes upward due to direct relationship between quantity supplied and price. When both demand and supply curve intersect with each other balance is achieved. Intersection point between demand and supply curve is known as equilibrium.
At this point when prices are equal is known as equilibrium price and when quantiy demanded or supplied are equal it is known as equilibrium quantity. When we combine the given graph. Equilibrium is achieved at a point when price is equal to $ 30 and quantity is equal to 20 units.
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Find the area of the region bounded by
• y = √x,
• y = 2-x², and
y = -√2x.
The area of the Region bounded by y = √x, y = 2-x², and y = -√2x is $\frac{32}{15}$.
To find the area of the region bounded by y = √x, y = 2-x², and y = -√2x, we need to graph the equations and determine the points of intersection. Then we can integrate to find the area.
Firstly, we'll graph the equations and find the points of intersection:
y = √xy = 2-x²y = -√2xGraph of y = √x, y = 2-x², and y = -√2xWe need to solve for the points of intersection, so we'll set the equations equal to each other and solve for x:√x = 2-x²√x + x² - 2 = 0Let's substitute u = x² + 1:√x + u - 3 = 0√x = 3 - u
(Note: Since we squared both sides, we have to check if the solution is valid.)u = -2x²u + x² + 1 = 0 (substituting back in for u
)Factoring gives us:u = (1, -2)We can then solve for x and y:x = ±1, y = 1y = 2 - 1 = 1, x = 0y = -√2x = -√2, x = 2y = 0, x = 0Graph of y = √x, y = 2-x², and y = -√2x with points of intersection to find the area, we need to integrate.
The area is bounded by the x-values -1 to 2, so we'll integrate with respect to x:$$\int_{-1}^0 (2 - x^2) - \sqrt{x} \ dx + \int_0^1 \sqrt{x} - \sqrt{2x} \ dx$$
We can then simplify and integrate:$$\left[\frac{2x^3}{3} - \frac{2x^{5/2}}{5/2} + \frac{4}{3}x^{3/2}\right]_{-1}^0 + \left[\frac{2x^{3/2}}{3} - \frac{4x^{3/2}}{3}\right]_0^1$$$$= \frac{4}{3} + \frac{4}{3} - \frac{4}{15} + \frac{4}{3} - \frac{4}{3}$$$$= \frac{32}{15}$$
Therefore, the area of the region bounded by y = √x, y = 2-x², and y = -√2x is $\frac{32}{15}$.
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A bag contains counters that are red, black , or green . 1/3 of the counters are red 1/6 of the counters are black There are 15 green counters in the bag. How many black counters are in the bag ?
i’ll give brainliest;)
Answer:
Number of black counters = 5
Step-by-step explanation:
Let,
x be the total number of counters
Number of red counters = \(\frac{1}{3}x\)
Number of black counters = \(\frac{1}{6}x\)
Number of green counters = 15
Now,
Red counters + Black counters + Green counters = Total counters
\(\frac{1}{3}x+\frac{1}{6}x+15=x\\\\\frac{2x+x+90}{6}=x\\\\3x+90 = 6x\\90 = 6x-3x \\90 = 3x\\3x = 90\)
Dividing both sides by 3
\(\frac{3x}{3}=\frac{90}{3}\\x=30\)
Number of black counters = \(\frac{1}{6}*30\) = 5
Hence,
Number of black counters = 5
Ajar contains four blue marbles and two red marbles. Suppose you choose a marble at random, and do not replace it. Then you choose a second marble.
K Find the probability of the following event.
Both of the selected marbles are red.
The probability that both of the selected marbles are red is
(Round to three decimal places as needed.)
Answer:
1/15 or 0.0667
Step-by-step explanation:
brainly.in/question/40960504
bardai
chatgpt
red marble on the first draw is 2/6, or 1/3
red marble on the second draw, given that the first marble was red, is 1/5
(1/3) * (1/5) = 1/15
Find the slope of a line perpendicular to the line whose equation is x + 6y = -24.
Fully simplify your answer.
Answer:
\(m_{perpendicular}\) = 6
Step-by-step explanation:
the equation of a line in slope- intercept form is
y = mx + c ( m is the slope and c the y- intercept )
given
x + 6y = - 24 ( subtract x from both sides )
6y = - x - 24 ( divide through by 6 )
y = - \(\frac{1}{6}\) x - 4 ← in slope- intercept form
with slope m = - \(\frac{1}{6}\)
given a line with slope m then the slope of a line perpendicular to it is
\(m_{perpendicular}\) = - \(\frac{1}{m}\) = - \(\frac{1}{-\frac{1}{6} }\) = 6
Damon recorded the snowfall in his town for each day of January. This line plot shows the distribution.
Snowfall in January
0
1
2
3
4
5
6
7
Inches
Complete the sentences.
The distribution of snowfall amounts is best described as
. So, the
is a more appropriate measure of variation than the
.
The distribution of snowfall amounts is best described as bimodal, with modes at 2 inches and 7 inches. So, the range is a more appropriate measure of variation than the standard deviation.
What is a bimodal distribution?A bimodal distribution can be identified in a histogram when two distinct groups can be seen there. A bimodal distribution actually has two modes or two different data clusters.
In a bimodal distribution, no particular data value has the highest frequency of occurrence, rather two data values have the highest frequency.
The line plot of the distribution by Damon has two modes and is, therefore, bimodal.
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30 points ans brainliest
plz i really need this awnser asap
What are the dimensions of a rectangle with an area of 48 square centimeters and a perimeter of 28 centimeters?
Step-by-step explanation:
the area of a rectangle is
length × width
the perimeter of a rectangle is
2×length + 2×width
so,
length×width = 48 cm²
2×length + 2×width = 28 cm
length + width = 14 cm
length = 14 - width
we use this in the first equation :
(14 - width) × width = 48
14×width - width² = 48
-width² + 14×width - 48 = 0
a quadratic equation
ax² + bx + c = 0
has the general solution
x = (-b ± sqrt(b² - 4ac))/(2a)
in our case
x = width
a = -1
b = 14
c = -48
width = (-14 ± sqrt(14² - 4×-1×-48))/(2×-1) =
= (-14 ± sqrt(196 - 192))/-2 =
= (-14 ± sqrt(4))/-2 =
= (-14 ± 2)/-2 =
= 7 ± 1
width1 = 7 + 1 = 8 cm
width2 = 7 - 1 = 6 cm
length1 = 14 - width1 = 14 - 8 = 6 cm
length2 = 14 - width2 = 14 - 6 = 8 cm
so, we see, one of them must be 8 cm, and the other 6 cm.
let's length be the longer side, so
length = 8 cm
width = 6 cm
Andy has $261.81 left in his bank account after buying a tennis racquet and a can of tennis balls. The racquet cost $76.58 and the tennis balls cost $13.61. How much did Andy have in his bank account before buying the tennis racquet and tennis balls?
Answer:
$352
Step-by-step explanation:
76.58+13.61=90.19
261.81+90.19=352
Which of these is a complex number
The measure of one angle of a right triangle is 26°. Find the measure of the other angle.
Enter an integer or decimal number [more...]
Question Help:
Post to forum
Calculator
Answer:
64°
Step-by-step explanation:
the sum of the 3 angles in a triangle = 180°
let the third angle be x , then
x + 90° + 26° = 180°
x + 116° = 180° ( subtract 116° from both sides )
x = 64°
the other angle is 64°
Write the equation of a line parallel to the line: y=3/4x-4
that goes through the point (0, -6).
Answer:
Step-by-step explanation:
in this kinda question, you need to know that if a line is
parallel to another line, it will have the same slope if it's
perpendicular, it will be negative reciprocal of the slope
thus, if the line is parallel to the one in the question, it will have a slope of 3/4.
and now just substitute the point that is given. (it's a solution of the equation btw)
so -6 = 3/4 (0) + b (the reason we dont include the (-4) is because it will have a different y-interecept, so we need to solve for b)
b=-6.
so y=3/4x - 6
i'll answer more questions if you mark me brainliest!
1. Which of the following is equivalent to 6/10? 5/9 9/15 8/12 36/100
Which description is paired with its correct expression?
four less than the quotient of a number cubed and seven, increased by three; 4-2+3
five times the difference of a number squared and six; 5(6-n²)
nine more than the quotient of six and a number cubed, decreased by four; 8+²-4
9+
O twice the difference of nine and a number squared; 2(9-n²)
The correct pairings are:
a) Four less than the quotient of a number cubed and seven, increased by three: (n³/7) - 4 + 3
b) Five times the difference of a number squared and six: 5(n² - 6)
c) Nine more than the quotient of six and a number cubed, decreased by four: (6/n³) + 9 - 4
d) O twice the difference of nine and a number squared: 2(9 - n²)
The correct pairings of descriptions and expressions are as follows:
Four less than the quotient of a number cubed and seven, increased by three: (n³/7) - 4 + 3
This expression represents taking a number, cubing it, dividing the result by seven, subtracting four, and then adding three.
Five times the difference of a number squared and six: 5(n² - 6)
This expression represents taking a number, squaring it, subtracting six, and then multiplying the result by five.
Nine more than the quotient of six and a number cubed, decreased by four: (6/n³) + 9 - 4
This expression represents taking the cube of a number, dividing six by the cube, adding nine, and then subtracting four.
O twice the difference of nine and a number squared: 2(9 - n²)
This expression represents taking a number, squaring it, subtracting it from nine, and then multiplying the result by two.
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Find the compound interest and the total amount after 1 year and 1 month if the interest is compounded
quarterly.
Principal = £768
Rate of interest - 100% per annum
Total amount = £
Compound interest = £
well, there are 12 months in a year, so, for a year and 1 month that'll be 13 months, or namely 13/12 ths of a year.
\(~~~~~~ \textit{Compound Interest Earned Amount} \\\\ A=P\left(1+\frac{r}{n}\right)^{nt} \quad \begin{cases} A=\textit{accumulated amount}\\ P=\textit{original amount deposited}\dotfill &\pounds768\\ r=rate\to 100\%\to \frac{100}{100}\dotfill &1.00\\ n= \begin{array}{llll} \textit{times it compounds per year}\\ \textit{quarterly, thus four} \end{array}\dotfill &4\\ t=years\dotfill &\frac{13}{12} \end{cases}\)
\(A=768\left(1+\frac{1.00}{4}\right)^{4\cdot \frac{13}{12}}\implies A=768(1.25)^{\frac{13}{3}}\implies A\approx \stackrel{\pounds}{2019.78} \\\\\\ \stackrel{~\hfill \textit{interest yielded}}{2019.78~~ - ~~768~~ \approx ~~ \stackrel{\pounds}{1251.78}}\)
I will give brainliest
Answer:
Step-by-step explanation:
make a right triangle to find the lenght of a side which is also the hypotenuse of the triangle
c² = a² + b²
c² = 7² + 5²
c² = 49 + 25
c² = = 74
Since the area of a square is s² and c = s
a = c²
a = 74 units²
super computers have been developed that are much larger and can perform many more calculations than ordinary desktop or laptop computers. One such supercomputer the Titan,has 4,485x10^10 transistors in its central processing
The total number of transistors in the Titan is equal to 5.950 × 10²¹ transistors.
What is a supercomputer?A supercomputer simply refers to one of the most powerful computers that is designed and developed for handling, evaluating, and solving very complicated problems, calculations, or tasks, better than ordinary desktop or laptop computers.
How to find the total number of transistors in the Titan?In order to determine the total number of transistors in the Titan, we would multiply the number of transistors in its central processing unit (CPU) by the number of transistor in its graphics processing unit (GPU) as follows:
Total number of transistors = 4.485 × 10¹⁰ × 1.3268 × 10¹¹
Total number of transistors = (4.485 × 1.3268) × (10¹⁰ × 10¹¹)
Total number of transistors = 5.950 × (10⁽¹⁰ ⁺ ¹¹⁾)
Total number of transistors = 5.950 × 10²¹ transistors.
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Complete Question:
Supercomputers have been developed that are much larger and can perform many more calculations than ordinary desktop or laptop computers. One such supercomputer, the Titan, has 4.485 × 10¹⁰. transistors in its central processing unit (CPU) and another 1.3268 × 10¹¹. transistor in its graphics processing unit (GPU). Find the total number of transistors in the Titan. Show your working and give your answers in standard form.
What is the value of x?
Answer:
Step-by-step explanation:
It looks, by the markings, that ABC is equilateral.
That means that all three sides should be equal.
4x - 30 = 3x - 5 Subtract 3x from both sides
4x-3x - 30 = - 5 Combine
x - 30 = -5 Add 30 to both sides
x = - 5 + 30
x = 25
==============
To confirm, you need to involve BC
3x - 5 = 2x + 20 Subtract 2x from both sides
3x - 2x - 5 = 20 Add 5 to both sides
x = 20 + 5
x = 25
Conclusion: x = 25
?% of 73 – 51% of 48 = 26.62. Find the value of question mark (?)
Answer:
70
Step-by-step explanation:
( X/100)*73 - (51/100)*48=26.62
73x-2438= 2662
73x=5110x=70
Michaela plans on installing heated tile in her kitchen. A diagram of the kitchen floor plan is shown below.
Calculate the area of the floor, to the nearest 10th, to determine how many square metres of tile Michaela will need to buy.
*Hint: Divide the shape into 2! You will need to use trig!
Check the picture below.
so hmm we have a 6x6 square atop and a triangle with base of 6 and a height of "h", let's get "h".
\(\sin( 42^o )=\cfrac{\stackrel{opposite}{h}}{\underset{hypotenuse}{2}} \implies 2\sin(42^o)=h \implies 1.34\approx h \\\\[-0.35em] ~\dotfill\\\\ \stackrel{ \textit{\LARGE Areas} }{\stackrel{triangle}{\cfrac{1}{2}(\underset{b}{6})(\underset{h}{1.34})}~~ + ~~\stackrel{ square }{(6)(6)}} ~~ \approx ~~ 4.02+36~~ \approx ~~ \text{\LARGE 40.0}\)
Please help for brainliest and it’s is not 48
Answer:
10 ? or 7.6 ?
(not 100% sure)
Cecilia packed a fruit basket for her new neighbors. If 20% of 30 pieces of fruit were bananas, what fraction of the fruit were bananas? Help!
Answer:
6/30
Step-by-step explanation:
20 percent of 30 is 6 ^_^
Yesterday, 15 guests at a hotel called for room service, and 105 guests did not call for room service. What percentage of the guests at this hotel called for room service yesterday?
Ann is mailing packages. Each small package costs her $2.10 to send. Each large package costs her $3.30. How much will it cost her to send 6 small packages
and 7 large packages?
Answer:
$35.70
Step-by-step explanation:
small package: 2.10×6=12.60
large package: 3.30×7=23.10
total: 23.10+12.60=35.70