Mathematics Quiz

What is the least common multiple (LCM) of 3 and 5? Encircle the letter of the correct answer.

• 5

• 15

• 20

• 30

Which of the following is an example of a unit rate? Encircle the letter of the correct answer.

• 50 miles per hour

• 20 miles in 4 hours

• 100 dollars per 5 items

• All of the above

What is 1/3 of 15? Encircle the letter of the correct answer.

• 3

• 4

• 5

• 6

Simplify the expression: 6 × 5 ÷ 2. Encircle the letter of the correct answer.

• 12

• 15

• 16

• 30

Which of the following is a correct decimal representation of 3/5? Encircle the letter of the correct answer.

• 0.3

• 0.5

• 0.6

• 0.75

Convert 0.75 to a fraction. Encircle the letter of the correct answer.

• ¾

• 1/4

• ½

• 2/3

What is the sum of 2/3 + 3/4? Encircle the letter of the correct answer.

• 5/7

• 17/12

• 11/12

• 5/12

Which is the best representation of 1/8 as a decimal? Encircle the letter of the correct answer.

• 0.125

• 0.25

• 0.5

• 0.75

Which number is a prime number?

• 9

• 11

• 12

• 15

Solve the equation: 4x = 20. What is x?

• 4

• 5

• 6

• 8