Question

Camryn practices the trumpet every 1 1 th 11 th 11, start superscript, start text, t, h, end text, end superscript day and the flute every 3 rd 3 rd 3, start superscript, start text, r, d, end text, end superscript day. Camryn practiced both the trumpet and the flute today. How many days until Camryn practices the trumpet and flute again in the same day?

Answer 1

33.

Explanation:

Since they are both primes, the least common factor of 11 and 3 is 11 times 3, which is 33. Therefore, Camryn will practice the trumpet and flute on the same day 33 days in the future.