The weight of 65 books is 13 kg.
(i) What is the weight of 80 such books?
(ii) How many such books weigh 6.4 kg?
Answers
Answered by
4
the weight of 65 books is 13kg
so weight of one book is 13/65
=1/5
=0.2kg
1)weight of 80 books=0.2×80
=16.0
=16kg
2)6.4/0.2
=64/2
=32 books will weight 6.4 kg
Answered by
5
Answer:
(1) . Weight of 65 books =13 kg
Weight of 1 book =
65
13
kg
Weight of 80 books =
65(ii) Number of books weighing 13 kg = 65
Number of books weighing 1 kg = 65 = 5
13
Number of books weighing 6.4 kg = 6.4 × 5 = 32
hope it helps you......
13
×80=16 kg.
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