Question

I need help on number 8b the answer is 5 minutes but I don’t know how they got that

Answer 1

5 minutes

Explanation:

Answer 2

Time taken for 3 laps is 1/4 hour which is equal to 15 minutes

(1/4x60 minutes=15 minutes)

(1 hour =60 minutes)

Time taken for 1 lap=15 minutes/3 laps

=5 minutes