how many years pass between the years when both 13year and 17 year locusts are out at the same time ?Explain?

0 ⤊

please explain answers thank you

2006-10-16 08:09:38 · 2 answers · asked by Anonymous in Education & Reference ➔ Other - Education

13 and 17 are both prime numbers - so the least common multiple is simply 13 x 17 = 221. Every 221 years they will be out together.

2006-10-16 08:21:41 · answer #1 · answered by WildOtter 5 · 0⤊ 0⤋

221 years. The least common multiple of 13 and 17.

2006-10-16 15:20:46 · answer #2 · answered by kidd 4 · 0⤊ 0⤋