The cost of an article is decreased by 15%. If the original cost is Rs. 80, find the new cost.
A
68
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B
65
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C
57
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D
55
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Solution
The correct option is A68 Original cost of an article = Rs. 80 Decrease in cost is =15% of Rs. 80=15100×80=1200100= Rs. 12 Therefore, new cost of an article = Rs. 80− Rs. 12= Rs. 68.