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The ratio of pencils to erasers is 4:1. if there are 20 pencils, how many erasers are there?
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Mar 7, 2019
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The ratio of pencils to erasers is 4:1. if there are 20 pencils, how many erasers are there?
Mathematics
college
Pbacterio
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Pbacterio
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7
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Pencils : Erasers
4 : 1
4
x 5
: 1
x 5
20 : 5
Ans: 5 erasers
TheWhiteFang
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Mar 8, 2019
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TheWhiteFang
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4
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5 Erasers, 4:1 is equal to 20:5, if you just multiply both numbers by 5
Scott Ivey
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Mar 12, 2019
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Scott Ivey
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