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Recent questions tagged calculator
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The value of the expression $\frac{2^3.4 -(-3)^2}{(-3)^2+4.5}$ is
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math
problem-solving-and-data-analysis
calculator
asked
Nov 23, 2019
by
priyanka.clay6
1
answer
In a right triangle with sides $x$ and $y$ and hypotenuse $z$, the altitude drawn on the hypotenuse is $a$, then,
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math
lines-angles-and-triangles
calculator
asked
Nov 23, 2019
by
priyanka.clay6
1
answer
If $a=3\sqrt{2}$ and $4a=\sqrt{2}x$, what is the value of $x$ ?
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math
linear-equations
calculator
asked
Nov 23, 2019
by
priyanka.clay6
1
answer
An object has mass $m=\frac{p+1}{3p+1}$ and density $\rho = \frac{p^2-1}{9p^2+6p+1}$. Determine the volume $v$ where $\rho = \frac{m}{v}$. Also state the restrictions on any variables.
sat
math
quadratic-equations
calculator
asked
Nov 23, 2019
by
priyanka.clay6
2
answers
The cross section of a canal is a trapezoid in shape. If its width is 10 m wide at the top and 6 m wide at the bottom and the area of cross-section is $675\;m^2$, what can be the length of the canal ?
sat
math
problem-solving-and-data-analysis
calculator
asked
Nov 23, 2019
by
priyanka.clay6
1
answer
Siara has designed a pond in the shape of a right triangle with its hypotenuse 3m longer than its leg. Sum of the hypotenuse and its leg is 11 m. What is the length of the third side ( beside hypotenuse and the leg ) ?
sat
math
lines-angles-and-triangles
calculator
asked
Nov 23, 2019
by
priyanka.clay6
1
answer
A solid cylinder is melted and cast into a cone of same radius. Find the ratio of their heights ?
sat
math
lines-angles-and-triangles
calculator
asked
Nov 23, 2019
by
priyanka.clay6
1
answer
A sphere is just enclosed inside a cube of volume $24 cm^3$. Find the volume of the sphere.
sat
math
circles
calculator
asked
Nov 23, 2019
by
priyanka.clay6
1
answer
The radii of two circles are 4 cm and 3 cm respectively. Find the radius of a circle having area equal to the sum of the areas of the circle.
sat
math
circles
calculator
asked
Nov 23, 2019
by
priyanka.clay6
1
answer
If each side of an equilateral triangle is increased by $2\; cm$ then its area increases by $3\sqrt{3} cm^2$. Find the length of each side.
sat
math
lines-angles-and-triangles
calculator
asked
Nov 23, 2019
by
priyanka.clay6
1
answer
If O is center of a circle and AO and OB are radius of the circle, and AP and PB are tangents, then what is the angle $\angle{AOB}$ ?
sat
math
circles
calculator
asked
Nov 23, 2019
by
priyanka.clay6
1
answer
The factors of $18x^2-50$ are
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math
quadratic-equations
calculator
asked
Nov 23, 2019
by
priyanka.clay6
1
answer
Suppose a $3 \times 3 \times 3$ cube is painted red and then divided into twenty seven $1 \times 1 \times 1$ cubes, how many of the $27$ smaller cubes are colored red color on two faces ?
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math
problem-solving-and-data-analysis
calculator
asked
Nov 23, 2019
by
priyanka.clay6
1
answer
John invested an amount of $\$1500$ at the rate of $6\%$ simple interest for 5 years. After how many years will the amount be same, if he invested $\$1700$ at the rate of $5\%$ ?
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math
problem-solving-and-data-analysis
calculator
asked
Nov 22, 2019
by
priyanka.clay6
1
answer
If each of the number in the following sum is increased by $t$, the new sum would be $5.32$. What is the value of $t$ ? <br> 0.63 +0.82 +0.39 +0.85 = 2.69
sat
math
problem-solving-and-data-analysis
calculator
asked
Nov 21, 2019
by
priyanka.clay6
1
answer
The table below shows the relative investment energy sources in the united states by type one column shows the relative investment in 2010 of $\$75$ million total invested in alternative energy. The other column show the projected relative investment in 2018 given current trends. The total projected investment in alternative energy in 2018 is $ \$ 250$ million. <br> United states investment in Alternative Energy Sources
sat
math
problem-solving-and-data-analysis
calculator
asked
Nov 21, 2019
by
priyanka.clay6
1
answer
The table below shows the relative investment energy sources in the united states by type one column shows the relative investment in 2010 of $\$75$ million total invested in alternative energy. The other column show the projected relative investment in 2018 given current trends. The total projected investment in alternative energy in 2018 is $ \$ 250$ million. <br> United states investment in Alternative Energy Sources
sat
math
problem-solving-and-data-analysis
calculator
asked
Nov 21, 2019
by
priyanka.clay6
1
answer
The table below shows the relative investment energy sources in the united states by type one column shows the relative investment in 2010 of $\$75$ million total invested in alternative energy. The other column show the projected relative investment in 2018 given current trends. The total projected investment in alternative energy in 2018 is $ \$ 250$ million. <br> United states investment in Alternative Energy Sources
sat
math
problem-solving-and-data-analysis
calculator
asked
Nov 21, 2019
by
priyanka.clay6
1
answer
A farmer has 450 m of fencing to enclose a rectangular area and divide it into two sections as shown. Write an equation to express the total area enclosed as a function of the width.
sat
math
quadratic-equations
calculator
asked
Nov 21, 2019
by
priyanka.clay6
1
answer
What can be the possible values of $v$, if $12v^2+4v-3=0$
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math
quadratic-equations
calculator
asked
Nov 20, 2019
by
priyanka.clay6
1
answer
What is the value of $\begin{align*}\frac{3^{90} \times 27^{90}}{9^{30}} \end{align*}$
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math
problem-solving-and-data-analysis
calculator
asked
Nov 20, 2019
by
priyanka.clay6
1
answer
Of all houses in a neighborhood, $80\%$ have garages. Of those houses with garages, $60\%$ have two car garages. If there are 64 houses with garages, that are not two car garages, how many houses are there in the neighborhood ?
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math
problem-solving-and-data-analysis
calculator
asked
Nov 20, 2019
by
priyanka.clay6
1
answer
$(i^{100})^{25} = $
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math
trigonometry
calculator
asked
Nov 18, 2019
by
priyanka.clay6
1
answer
sat
math
lines-angles-and-triangles
calculator
asked
Nov 18, 2019
by
priyanka.clay6
1
answer
A golfer attempts to hit a golf ball over a gorge from a platform above the ground. The function that models the height of the ball is $h(t)= -6t^2+30t+150,$ where $h(t)$ is the height in meters at time $t$ seconds after contact. There are power lines 185 m above the ground. Will the ball hit the power lines?
sat
math
quadratic-equations
calculator
asked
Nov 18, 2019
by
priyanka.clay6
1
answer
Tim borrows $\$P$ at the rate of $r\%$ compounded annually. What can be the amount which he has to repay after $t$ year?
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math
problem-solving-and-data-analysis
calculator
asked
Nov 18, 2019
by
priyanka.clay6
1
answer
If $f(x) = (x-2)^2+4$, then the value of $f(-2) + f(3)$ is
sat
math
quadratic-equations
calculator
asked
Nov 17, 2019
by
priyanka.clay6
1
answer
If $x^2+2xy+y^2=36$ and $y-x=6$ what is the value of $x$ ?
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math
quadratic-equations
calculator
asked
Nov 17, 2019
by
priyanka.clay6
1
answer
If $2\sqrt{x}=x-3$, what is the solution set for $x$ ?
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math
linear-equations
calculator
asked
Nov 17, 2019
by
priyanka.clay6
1
answer
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math
circles
calculator
asked
Nov 17, 2019
by
priyanka.clay6
1
answer
If a sector of a circle has arc length of $2\pi$ inches and an area of $6\pi$ sq. inches, what is the length of the radius of the circle ?
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math
circles
calculator
asked
Nov 17, 2019
by
priyanka.clay6
1
answer
Find the mean of the following numbers : $20-2x, \;20-x, \; 20,\;20+x,\;20+2x$
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math
problem-solving-and-data-analysis
calculator
asked
Nov 17, 2019
by
priyanka.clay6
1
answer
$tx-y=6$ and $vx+2y=18$. If the graph system of equations above intersect at $(-1,2)$. What is the value of $\frac{v}{t}$ ?
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math
linear-equations
calculator
asked
Nov 17, 2019
by
priyanka.clay6
1
answer
Leena invests $\$4850$ at $7.6 \%$ as simple interest. If she want the money to increase to $ \$8000$, how long will she need to invest her money ?
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math
problem-solving-and-data-analysis
calculator
asked
Nov 17, 2019
by
priyanka.clay6
1
answer
A sequence of numbers is given below, what can be its general term ? <br> $\dfrac{1}{6}, \dfrac{1}{3}, \dfrac{1}{2}, \dfrac{2}{3}, ....$
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math
problem-solving-and-data-analysis
calculator
asked
Nov 17, 2019
by
priyanka.clay6
1
answer
The population of the city of Rochester is growing at an average rate of $5\%$ per year. In 2000 its population was $25,000$. What is the best estimate of the population in 2020, if the town continues to grow at this rate ?
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math
problem-solving-and-data-analysis
calculator
asked
Nov 17, 2019
by
priyanka.clay6
1
answer
Elina wanted to build a ramp for her elderly cat, polly walk up to her bed. She needs the ramp to make an angle of $30^\circ$ with the bedroom floor. How long must the ramp be to reach the top of her bed that is exactly three feet above the ground ?
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math
trigonometry
calculator
asked
Nov 17, 2019
by
priyanka.clay6
1
answer
sat
math
lines-angles-and-triangles
calculator
asked
Nov 17, 2019
by
priyanka.clay6
1
answer
A group of 32 students was polled as to whether they enjoy guitar class, violin class, both or neither. The results were as shown :
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math
problem-solving-and-data-analysis
calculator
asked
Nov 17, 2019
by
priyanka.clay6
1
answer
In the 1990s the park rangers at Blue stone national park implemented a program aimed at increasing the dwindling coyote population in Montana. Results of the coyote population in the park are shown in the scatter plot below:
sat
math
problem-solving-and-data-analysis
calculator
asked
Nov 16, 2019
by
priyanka.clay6
1
answer
What is the value of $'b'$ in the equation given below ?
sat
math
linear-equations
calculator
asked
Nov 16, 2019
by
priyanka.clay6
1
answer
The below figure shows the graph of $y=f(x)$. Which of the following could be the $f(x)$.
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math
lines-angles-and-triangles
calculator
asked
Nov 16, 2019
by
priyanka.clay6
1
answer
If $x^2+12x=64$ and $x>0$, what is the value of $x$ ?
sat
math
quadratic-equations
calculator
asked
Nov 16, 2019
by
priyanka.clay6
1
answer
At a primate reserve, the mean age of all the male primates is 15 years, and the mean age of all female primates is 19 years. Which of the following must be true about the mean age $m$ of all the combined group of male and female primates of the primate reserve ?
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math
problem-solving-and-data-analysis
calculator
asked
Nov 16, 2019
by
priyanka.clay6
2
answers
The figure below shows the graph of the function $f(x)=-x^2$. Which of the following graphs represent $f(x)=x^2+3$ ?
sat
math
quadratic-equations
calculator
asked
Nov 16, 2019
by
priyanka.clay6
1
answer
A company's estimation of cost $'c'$ which is in dollars of producting $n$ items is $c = 5n+200$. The company sells each item for $\$10$. It makes a profit when total income from selling a quantity of items is greater than the total cost of producing that quantity of items. Which of the following inequalities gives all possible values of $n$ for which the manager estimates that the company will make a profit ?
sat
math
linear-equations
calculator
asked
Nov 15, 2019
by
priyanka.clay6
1
answer
If $-\frac{8}{5} < - (3x+1) < -\frac{7}{8} $, write one possible value of $3t-4$
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math
linear-equations
calculator
asked
Nov 15, 2019
by
priyanka.clay6
1
answer
The table below shows the no. of sold in craft shops A, B and C. What percent of wooden toys were sold ?
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math
problem-solving-and-data-analysis
calculator
asked
Nov 15, 2019
by
priyanka.clay6
1
answer
The table below shows the no. of sold in craft shops A, B and C. What was the percentage of toys sold from shop A ?
sat
math
problem-solving-and-data-analysis
calculator
asked
Nov 15, 2019
by
priyanka.clay6
1
answer
The table below shows the number of sold in craft shops A, B and C. What function of toys were terracotta and wooden toys in all ?
sat
math
problem-solving-and-data-analysis
calculator
asked
Nov 15, 2019
by
priyanka.clay6
1
answer
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