CBSE Class 7 Answered
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:
Asked by Topperlearning User | 20 Nov, 2013, 12:37: AM
Expert Answer
Given:
(C.P. of 17 balls) - (S.P. of 17 balls) = (C.P. of 5 balls)
Thus, C.P. of 12 balls = S.P. of 17 balls = Rs. 720
Therefore, CP of 1 ball = Rs
= Rs 60
(C.P. of 17 balls) - (S.P. of 17 balls) = (C.P. of 5 balls)
Thus, C.P. of 12 balls = S.P. of 17 balls = Rs. 720
Therefore, CP of 1 ball = Rs
= Rs 60
Answered by | 20 Nov, 2013, 02:37: AM
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