a7rolidialaure a7rolidialaure
  • 03-12-2016
  • Mathematics
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At the bank brent exchanges $50 in bills for 50 one-dollars coins. the total mass of the coins is 405 grams. estimate the mass of 1 one - dollar coin.

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Аноним Аноним
  • 03-12-2016
8 as you round up 405 to 400 and divide by 50 and get 8
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Mooija
Mooija Mooija
  • 06-12-2016
The mass of each coin will be 8.1
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