Entry Test MCQ :: Average

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Average cost of 100 eggs is 2 rupees. It is lowered to 1.5 on buying an additional 100 eggs. What is the difference of cost of additional 100 eggs and previously purchased 100 eggs.

[A].	Rs. 40	[B].	Rs. 50
[C].	Rs. 150	[D].	Rs. 100
[E].	none

Answer: Option C

aysha said:

it should be d... as average is 1.5 so cost of 200 eggs will be 300. & cost 0f previous 100 eggs is 200 . difference is of 100.

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