Question

Sandy has 28 pencils and 72 erasers. She wants to make the greatest number of bags that have the same number of pencils and erasers.

How many bags can she make without having any items left over?

Answer 1

she can make 4 bags, each with 7 pencils and 18 erasers

Answer 2

she can make a maximum of 4 bags.

peach bags containing 7 pencils and 18 erasers.

Explanation:

find all the factors each numbers are divisible by:

28 => 1, 2, 4, 7, 14, 28

72 => 1, 2, 3, 4, 8, 9, 18, 24, 36, 72

choose the maximum common denominator.