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3 years ago

5

Rob is saving to buy a new mp3 player. for every $14 he earns babysitting, he saves $7. on saturday, rob earned $42 babysitting.

how much money did he save?

1 answer:

KengaRu [80]3 years ago

4 0

$42 / $14 = 3 (ratio 3:1)
$7 x 3 = $21

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