Complex Fractions and Unit Rates Quiz

What is a complex fraction?

• A fraction with a whole number as the numerator

• A fraction with a decimal point

• A fraction with a fraction in the numerator, denominator, or both

• A fraction that cannot be simplified

How do you simplify a complex fraction like 1/4 divided by 2?

• Multiply by the reciprocal of the second fraction

• Subtract the fractions

• Add the fractions

• Divide the fractions directly

What is the result of simplifying 1 divided by 1/2?

• 1

• 2

• 3

• 1/2

What is the reciprocal of 2/3?

• 3/2

• 2/3

• 1/3

• 3/1

What is the first step in finding a unit rate from a complex fraction?

• Subtract the fractions

• Multiply the fractions

• Add the fractions

• Convert mixed numbers to improper fractions

How do you convert a mixed number to an improper fraction?

• Divide the whole number by the denominator

• Multiply the whole number by the denominator and add the numerator

• Add the whole number to the numerator

• Subtract the numerator from the whole number

Josiah jogs 1 1/3 miles in 1/4 hour. What is his speed in miles per hour?

• 7 miles per hour

• 6 miles per hour

• 4 miles per hour

• 5 1/3 miles per hour

Tien paints 34 1/2 square feet in 3/4 hour. How many square feet can she paint per hour?

• 40 square feet

• 50 square feet

• 34 square feet

• 46 square feet

Mr. Ito spreads 4 2/3 square yards of mulch in 2 hours. How many square yards can he spread per hour?

• 2 1/3 square yards

• 5 square yards

• 3 square yards

• 4 square yards

Aubrey walks 4 1/2 miles in 1 1/2 hours. What is her average speed in miles per hour?

• 5 miles per hour

• 4 miles per hour

• 3 miles per hour

• 2 miles per hour