The weight of 72 books is 9 kg.
(a) Find the weight of 80 such books.
(b) How many books will weigh 6 kg?
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2
Answer:
10.25 is weight of all books and 56 something
Answered by
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Step-by-step explanation:
If the weight of 72 books is 9 kg
Therefore, 1 book weight= 9/72=0.125 kg
a) weight of 80 books =0.125*80= 10 kg.
b) no. of books whose weight is 6 kg=6/0.125=48 books
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