Question

Radha purchase 6 black and some white balloons. The price of Black balloon is 5/2 of the price of the price of white balloon. At the time of making the bill, clerk made a mistake and interchange the number of balloons, due to this the bill amount increased by 45%. Find the number of white balloons?

A 21 Correct Answer Incorrect Answer
B 18 Correct Answer Incorrect Answer
C 15 Correct Answer Incorrect Answer
D 9 Correct Answer Incorrect Answer

Solution

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