Math Quiz

What is the median of the data set: 31, 18, 19, 18, 17, 12?

• 18

• 17.5

• 19

• 31

What is the range of the data set: 10, 2, 5, 7, 6, 9, 3?

• 5

• 8

• 7

• 9

On the number line, what is the absolute value of the point labeled 'C'?

• 7

• 8

• 9

• 10

What is the opposite of the integer represented by the letter 'D' on the number line?

• -1

• 1

• 0

• 2

What is the result of the expression 2a + 3b if a = 2 and b = 4?

• A) 14

• B) 16

• C) 12

• D) 10

What is the result of the expression 2c - 3a if a = 2 and c = 6?

• A) 6

• B) 9

• C) 12

• D) 0

What is the result of the expression 2ab if a = 2 and b = 4?

• A) 16

• B) 8

• C) 12

• D) 10

What is the result of the expression 4b - 3a if a = 2 and b = 4?

• A) 10

• B) 7

• C) 5

• D) 16

Which mathematical property is illustrated by the expression 5 x 3 = 3 x 5?

• A) Associative

• B) Commutative

• C) Identity

• D) Distributive

Which mathematical property is illustrated by the expression 4 + (5 + 6) = (4 + 5) + 6?

• A) Associative

• B) Commutative

• C) Identity

• D) Distributive