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6 July, 14:03

A piggy bank containing only quarters has a mass of 850 grams when empty and 7822 grams when filled if a quarter weighs 5.6 grams estimate the money

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  1. 6 July, 14:09
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    I thinks the answer is 12.45
  2. 6 July, 14:28
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    Number of quarters = (7822-850) / 5.6 = 1245

    multiply that by 0.25 (worth of a quarter) to get the amount of money in US dollars

    1245*0. 25=311.25$
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