Xavier Aptitude Test 2018 Paper

Question : 51 of 99

Marks: +1, -0

The price of a product is P. A shopkeeper raises its price by X% and then offers a discount of Y% on the raised price. The discounted price again becomes P. If Y is the difference between X and Y, then find X.

20
25
50
100
None of the above

Validate

Solution:

100 + x -

y/{100}

(100 + x) = 100
⇒ 100x = 100y + xy ... (i)
x = 2y ... (ii)
∴ x = 100

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