Multiply and Divide Rational Numbers

Find the quotient
-3.6 ÷ .06

• -0.6
• 6
• -60
• 600

Divide.

• -1/10
• -5/8
• -2/20
• 5/8

• none of these

Sarah bought 2.5 meters of fabric to make a patchwork quilt. If the fabric was on sale for $6.20 per meter, how much did Sarah spend?

• $15.50
• $155
• $15.65
• $1.55

A baby weighed 7.25 lb at birth. At the end of 8 months, the baby weighed 2 1/2 times its birth weight. How many lbs did the baby weigh?

A recipe for cookies requires 2/3 cup of butter. Monica wants to make 3/4 of the recipe. How many cups of butter should Monica use?

• 8/9

• 1/12

• 1/2

Explain the error

• -1.2 isn't an integer.
• -2 isn't a whole number and 3.4 isn't a rational number.
• -2 isn't a whole number and -1.2 isn't an integer.
• The numbers are graphed correctly.

Which statement is true?

• Every rational number is an integer
• Every whole number is a counting number
• Every integer is a whole number
• Every whole number is a rational number

• none of these