SSC CHSL 15 Nov 2015 Shift 1 Paper

Question : 145 of 199

Marks: +1, -0

A man bought some eggs of which 10% are rotten. He gives 80% of the remainder of his reighbours. Now he is left out with 36 eggs. How many eggs he bought?

Validate

Solution:

Let the man bought

100x

eggs
Eggs left after removing the rotten ones =

100x − ( 10/100 ×100x) = 90x

Eggs given to neighbours =

80 /100 × 90x = 72x

Thus, eggs remaining =

90x − 72x = 36

⇒

18x = 36

⇒

x = 36 /18 =2

∴ Number of eggs bought =

2 × 100 = 200

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