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Every sixth visitor to the bookstore get a free calendar. Every twentieth visitor gets a free book. Which visitor each day will be the first ones to get both the calendar and book?

Respuesta :

magadea12345
the 60 visitor will get the calendar and a book.
nerdykate
The 60th visiter
Here’s why—
First, list the multiples of 6 and 20 to find the least common multiple.
6– 6, 12, 18,24,30,36,42,48,54,60,66,72
20– 20,40,60,80,100

The Least common multiple is 60, telling us that the 60th visiter will get a free calendar and book at the same time.

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