Aptitude - Simplification - Discussion

Discussion Forum : Simplification - General Questions (Q.No. 12)
12.
Free notebooks were distributed equally among children of a class. The number of notebooks each child got was one-eighth of the number of children. Had the number of children been half, each child would have got 16 notebooks. Total how many notebooks were distributed ?
256
432
512
640
None of these
Answer: Option
Explanation:

Let total number of children be x.

Then, x x 1 x = x x 16     x = 64.
8 2

Number of notebooks = 1 x2 = 1 x 64 x 64 = 512.
8 8

Discussion:
42 comments Page 5 of 5.

Aishwarya said:   4 years ago
Let no of children be=y.

Total books distributed in case 1 would be=y*(y/8) i.e. no. of children*book got by each child.

total books distributed in case 2 would be=(y/2)*16 i.e.no. of children in case 2 (half of y)*(book received by each child which is given as 16).

equate case 1=case2.

You will get no. of children y=64.
(4)

Deepika said:   3 years ago
Thanks @Salil.


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