Algebra
Solve for x:
2x + 5 = 13
What is
x = 4
What is the sum of the interior angles of a triangle?
What is
180 degrees
If f(x) = 2x+1, what is f(3)?
What is
7
What is the mean of 2, 4, and 12?
What is
6
If you buy 3 apples at $2.25 each, how much do you spend?
What is
$6.75
Simplify:
(x + 3)(x - 2)
What is
x2 + x - 6
A rectangle has a length of 8 and a width of 5. What is its area?
What is
40
What is the y-intercept of
y = 5x-4
What is
-4
If you flip a fair coin, what is the probability of getting of getting heads?
What is
1/2
A train travels 60 miles in 1.5 hours. What is its average speed?
What is
40 miles per hour
If 3x-7 = 2x+5, what is the value of x?
What is
x=12
What is the formula for the circumference of a circle with radius r ?
What is
2pir
If g(x) = x2 , what is g(-2)
What is
4
What is the median of the numbers 3, 5, 7, 9, 11?
What is
7
You have 5 tennis rackets and 3 baseball bats. What fraction are tennis rackets?
What is
5/8
Solve for x:
2(x-4) = 3x+1
What is
x = -9
What is
80 degrees
If f(x) = 3x-2 , solve for x when f(x) = 7
What is
x = 3
If a number is chosen at random from 1 to 10, what is the probability it is even?
What is
1/2
Asher earns $12.50 per hour. Samantha earns one and a half times as much. How much does Samantha earn per hour?
What is
$18.75
If x2 - 9 = 0, what are the solutions of x?
What are
3 and -3
The area of a right triangle is 24 and the base is 6. What is the height?
What is
8
If h(x) = x2 - 4x + 3, what is h(5)?
What is
8
What is the mode of the data set 2, 4, 4, 6, 8, 8, 8, 9?
What is
8?
A rectangle's length is 4 more than its width. If the perimeter is 28, what is the length?
What is
9