Question 94

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

Solution

Let say , the cost of one ball is c.

So, the cost of 17 balls=17c.

So, Loss=17c-720.

Cost of 5 balls =5c.

So,

$$17c-720=5c.$$

or,$$12c=720.$$

or,$$c=60.$$

D is correct choice.

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