Question

4.
(vi) The diameter of a wire on a computer chip is 0.000005 cm
In a pack, there are 5 books, each of thickness 20 mm and 5 paper sheets each of thickness
0016mm. What is the total thickness of the pack.​

Answer 1

Answer:

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Answer 2

Thickness of 1 book- 20mm
Thickness of 5 books-?
By cross multiplying we get 5*20/1=100 mm= 1 m
Thickness of 1 sheet of paper-0.016mm
Thickness of 5 sheets of paper-?
By cross multiplying we get-0.016*5/1=0.080mm=0.08m
Summing up all values we get 1m+0.08m=1.08m
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