Multiple choice

During summer months, one ice cream truck visits Williams neighbourhood every 4 days and another ice cream truck visits her neighbourhood every 5 days. If both the trucks visited today, when is the next time when both the trucks will visit on the same day?

  1. After 20 days

  2. After 28 days

  3. After 30 days

  4. After 36 days

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

4, 5 Multiples of 4 = 4, 8, 12, 16, 20, 24 Multiples of 5 = 5, 10, 15, 20, 25 LCM of 4 and 5 = 20