Question

What is the constant of proportionality for the relationship between the number of laps and the number of hours?

Answer 1

24 laps per hour

Explanation:

1/2 hr. is 30 mins she ran 12 laps in 30 mins

60 divided by 30 equals 2

12 time 2 equals 24

Answer 2

`\bf \implies{24 \: laps/hour}`

Explanation:

`\bf \longrightarrow12 / (1)/(2) \\ \\ \bf \longrightarrow12 * 2 \\ \\ \bf \longrightarrow24 \: laps/hour`