Question

Write each ratio as a rate.

a. The ratio of miles to the number of hours is 434 to 7.
b. The ratio of the number of laps to the number of minutes is 5 to 4.

Answer 1

a. 62 miles/hour

b. 1.25 laps/minute

Explanation:

a. ratio of miles to the number of hours is 434 to 7 can also be written as

`(434)/(7)`= 62 miles/hour

therefore rate or speed= 62 miles/hour

b.
`(number\ of \ laps)/(number\ of \ minutes) = (5)/(4)`

= 1.25 laps/minute which rate or speed