7. 4 (E)

7.4(E) convert between measurement systems, including the use of proportions and the use of unit rates

Remember

A Proportion says that two ratios (or fractions) are equal. Use a ratio box! Swing!

A Unit rate is used to compare quantities in which the second quantity is one. 

Multiple Choice

The distance between 2 towns is 120 kilometers. There are approximately 8 kilometers in 5 miles. Which measurement is closest to the number of miles between these two towns?

• 75 mi

• 3 mi

• 192 mi

• 117 mi

Multiple Choice

Teri ran 8 kilometers. 1 mile is approximately equal to 1.6 kilometers. Which measurement is closest to the number of miles Teri ran?

• 5 m

• 12.8 m

• 6.4 m

• 9.6 m

Multiple Choice

Chloe is 5 feet 4 inches tall. There are 2.54 cm in 1 inch. What is Chloe's height in centimeters?

• 56.54 cm

• 13.72 in

• 162.56 cm

• 152.40 cm