Problema Solution
Joe a lifeguard works 3 days and Then has A Day off. Joes friend Raya works five days than has a day off. How many days after Joes and Raya have a day off together will they have another day off together
Answer provided by our tutors
Joe's work cycle is 3+1=4 days
Raya's work cycle is 5+1=6 days
4 prime factors to 2*2
6 prime factors to 2*3
2*2*3 = 12
it will be 12 days before they have the same day off again