jchadsoynae jchadsoynae

06-03-2018
Mathematics

contestada

The track coach tells Dave that he still has 80% of his workout left. Dave has run 4 laps so far.

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Trologorl02 Trologorl02

06-03-2018

20% equals 4
80% divided by 20% is 4
4x4=16

he has 16 laps left

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