Algebra
Solve for x in the equation 3x+5=8.
x=1
How many degrees are in a triangle?
180
What is 1/2 as a decimal?
0.5
What is 23?
8
What is the median of the data set: 3, 7, 9, 13, 27, 31?
11
Simplify the expression: 3(x+4)
3x+12
What is the formula for volume of a sphere?
V= 4/3pi x r2
Convert 55% to a fraction.
11/20
Evaluate 50.
1
If you flip a coin, what is the probability of getting heads?
1/2
Solve for y in the inequality 2y−6<10.
y<8
Find the area of a circle with a radius of 3 in.
A=28.3 in2
Add 1/4 + 3/8.
5/8
What is the cube root of 27?
3
Identify the mode in the set: 4, 4, 5, 6, 6, 6, 7, 7, 7, 8, 9, 14, 23.
6 and 7
Find the solution to the system of equations: y=2x+3 and y=−x+9.
(2,7)
Calculate the volume of a cube with side length 4 cm.
V= 64 cm3
What is 0.125 as a percent?
12.5%
Calculate 65.
7776
What is the mean of the numbers 5, 10, 15, 27, 29, 43, 71, 77, 93.
41.1
Solve for x. 2x-10=5x+2
x=-4
Determine the hypotenuse of a right triangle with legs of lengths 6 and 8.
10 units
Simplify 96/7.
13 5/7
What is 34+73?
424
If a die is rolled once, what is the probability of rolling a number less than 3?
1/3