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  • 10-10-2018
  • Mathematics
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meyoten
meyoten meyoten
  • 10-10-2018

we know 140 is 5% of some number x. to find x, we use this formula: 140/x = 5/100

cross multiply: 14000 = 5x

divide each side by 5: 2800

they had $2800 in their account.

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