Math Mastery: Numbers and Algebra

What is the absolute value of -7?

• 7

• 7.5

• 0

• -7

Solve for x: 3x + 5 = 20

• 10

• 15

• 5

• 0

Identify the prime numbers from the following: 4, 5, 6, 7, 8

• 5, 7

• 6

• 8

• 4

What is the ratio of 8 to 12 in simplest form?

• 2 to 3

• 3 to 4

• 4 to 5

• 1 to 2

Evaluate the expression: 2(3 + 4) - 5

• 9

• 12

• 15

• 7

What is the sum of the integers from -3 to 3?

• 3

• 0

• 6

• -6

Solve for y: 2y - 4 = 10

• 7

• 3

• 5

• 10

Which of the following is a prime number: 9, 11, 15, 21?

• 10

• 14

• 11

• 12

If the ratio of cats to dogs is 3:4, how many dogs are there if there are 12 cats?

• 20

• 10

• 14

• 16

Evaluate the expression: 5 + 2(6 - 3)

• 11

• 9

• 12

• 10