Demarco is trying to determine how many pennies he has without having to count
them. he first w...
Mathematics, 18.09.2019 02:00 21580
Demarco is trying to determine how many pennies he has without having to count
them. he first weighs 20 pennies and finds they have a total weight of 54 grams. he then weighs
all the pennies and finds they weigh a total of 918 grams.
(a) determine how much a single penny
weighs, i. e. the grams per penny
(b) use your answer from (a) to determine how many pennies demarco has.
Answers: 2
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