Algebra
3x + 7 = 22
5
Find the area of a 7 × 8 rectangle
56 square units
What number is even, prime, and less than 5?
2
Find the next: 3, 6, 9, 12, __
15
What is the greatest common factor (GCF) of 24 and 36?
12
5(x − 2) = 30
8
A triangle has angles 45° and 65°. Find the third.
70°
A number doubles, then increases by 5 to equal 23. Find it.
9
Find the next: 2, 4, 8, 16, __
32
What is the least common multiple (LCM) of 8 and 12?
24
4x − 7 = 2x + 11
9
Find the area of a triangle with base 12 and height 9.
54 square units
Three consecutive integers sum to 72. Find them.
23, 24, 25
Find the next: 1, 4, 9, 16, __
25
What is the smallest positive whole number divisible by 3, 4, and 5?
60
3(x + 4) = 2x + 19
7
A rectangle has perimeter 42 and length 13. Find its area.
104 square units
Two numbers sum to 20 and have a product of 96. Find them.
8 and 12
Find the next: 2, 6, 12, 20, 30, __
42
Two positive prime numbers have a sum of 28 and a difference of 6. What are they?
11 and 17
If 2x + 3y = 22 and x - y = 1, find the values of x and y.
x = 5, y = 4
A square's diagonal is 10√2. Find its area.
100 square units
Four people each shake hands with every other person once. How many handshakes?
6
A pattern follows n² + n. Find the 12th term.
156
What is the smallest positive whole number that leaves a remainder of 2 when divided by 3, 4, and 5, but is divisible by 7?
182