The ratio of pencils to erasers is 4:1. if there are 20 pencils, how many erasers are there?

2 answers:

7 0

5 Erasers, 4:1 is equal to 20:5, if you just multiply both numbers by 5

3 0

Pencils : Erasers
4 : 1
4 x 5 : 1 x 5
20 : 5

Ans: 5 erasers

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