Question

Lera comes to the swimming pool once every 12 days. Victor comes every 4 days and Oksana comes every 10 days. Last Monday all of them were in the pool. What is the next day they all going to be there?

Answer 1

The common multiple of 12 and ten(don need to do 4 because all multiples of twelve are divisible by 4

12,24,36,48,60

10,20,30,40,50,60

60 days

60/7=8r4

4 days after monday is friday

after 8 friday's

Explanation: