Question

a red bus leaves a theme park every 24 minutes and a blue bus leaves the park every 20. They both leave at noon. What time do the two buses leave the park again at the same time.

Answer 1

dg

Explanation:

24 = 2³ × 3

20 = 2² × 5

Least common multiples of 24 and 20 = 2³ × 3 × 5 = 120

120 minutes after noon is 2:00pm

Answer 2

Explanation:

24 = 2³ × 3

20 = 2² × 5

Least common multiples of 24 and 20 = 2³ × 3 × 5 = 120

120 minutes after noon is 2:00pm