Algebra
What is the value of x in the equation 2x+3=11?
x=4
What is the perimeter of a rectangle with a length of 5 cm and a width of 3 cm?
16 cm
What is the mean of the numbers 2, 4, 6, 8, and 10?
6
What is 1/2+1/4?
3/4
What is 0.75 as a fraction?
3/4
Simplify the expression 4(2x+3)−5.
8x+12-5 = 8x+7
How do you calculate the area of a triangle?
A = 1/2*b*h
Define median.
In an ordered number set, the median is the middle number.
Simplify the fraction 8/12.
2/3
Add 1.25 and 2.75.
4
Solve for y: 3y−4=2y+6.
y=10
What is the volume of a cube with an edge length of 4 cm?
4cm*4cm*4cm = 64 cm2
In a data set of 5, 7, 7, 8, 10, what is the mode?
7
What is 3/5×2/3?
6/15 = 2/5
Subtract 5.5 from 10.
4.5
What is the next term in the sequence: 2, 4, 8, 16, …?
32
Define a right angle.
And angle that has a measure of exactly 90 degrees.
How do you find the range of a data set?
The range is the difference between the highest number and the lowest number.
Convert 1 and 1/2 into an improper fraction.
3/2
Multiply 0.6 by 0.4.
0.24
If f(x)=3x−5, what is f(4)?
f(4)=7
If the radius of a circle is 7 cm, what is its circumference? (Use C=2πr)
14π
If a student scores 80, 85, and 95 on three tests, what is their average score?
86.67
If you have 3/4 of a pizza and eat 1/2, how much do you have left?
3/8
Divide 9.6 by 1.2.
8