Math, asked by bhullarnishan37, 7 months ago

the weight of 56 books is 8 kg . what is the weight of 154 such books ? how many such books weight 5 kg ( using proportion method )

Answers

Answered by Anonymous

2

22 kg.....and 35 books.......

Answered by btsarmy5378

48

Explanation: If a set of 56 books weighs 8000 grams, you can get average weight of a book, which is 800056=142.86 grams. Now you can compute weights of 152 books =152⋅142.86=21715 grams or approximately 21.7 kg. If you want to buy 5 kg book, you need to get 5000142.85=35 books.

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