5. The weight of 45 books is 9 kg.
(1) What is the weight of 80 books.
Answers
Answered by
3
16kg
Step-by-step explanation:
Weight of 45 books = 9kg
Weight of one book = kg/books
= 9/45 = 1/5
Weight of 80 books = 1/5 (80)
= 80/5
= 16 kg
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