SSC CHSL Model Paper 4

Question : 53 of 100

Marks: +1, -0

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:

Rs. 45
Rs. 50
Rs. 55
Rs. 60

Solution:

As per the question, loss = (C.P. of 17 balls) : (S.P. of 17 balls) = (C.P. of 5 balls)
C.P. of 12 balls = S.P. of 17 balls = Rs.720
C.P. of 1 ball = Rs.

720/12=

Rs. 60

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