A pile of 104 copies of the book weighs 78 kg. Find:
a) How many books weigh 30 kg?
b) T...
Mathematics, 16.02.2021 08:40 damian092
A pile of 104 copies of the book weighs 78 kg. Find:
a) How many books weigh 30 kg?
b) The weight of 136 books.
Answers: 3
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