A dealer sold a camera for ¥1080 gaining 1/8 of its cost price. Find (1) the cost price of the camera.(2) the gain per cent earned by the dealer.
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Cost price = a
a x 9/8 = 1080
a = 1080 x 8/9
Cost price = ¥960
Profit = 1080 - 960 = ¥120
In percentage = 120/960 x 100 = 12000/960 = 12.5%
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