Every ninth person in line at a movie theater gets free popcorn. Every sixth person gets free apple juice. Shani says that the t

Question

3 years ago

11

hirty-sixth customer will be the first customer to get both free popcorn and apple juice. Is she right? If not, describe her mistake

1 answer:

uysha [10] · Answer 1 · 2022-02-10T04:11:15+03:00

uysha [10]3 years ago

8 0

No, Shani is not right.
The 1st customer to get popcorn and apple juice is the 18th customer.
She missed that 18 is a common multiple of 6 & 9