Arithmetic Ability
Profit and Loss

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Q.

On selling 17 balls at Rs. 720, there is a loss equal to the cost price of 5 balls. The cost price of a ball is ?

View Answer

Correct choice: B

Explanation:

Let the cost price of a ball is Rs.x Given, on selling 17 balls at Rs. 720, there is a loss equal to the cost price of 5 balls The equation is : 17x - 720 = 5x Solving the equation we get x = 60 Therefore, cost price of a ball is Rs. 60.
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