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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?

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?
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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?

User David Graf
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1 Answer

3 votes
$42 / $14 = 3 (ratio 3:1)
$7 x 3 = $21
User Bayo
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8.4k points
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