Question

21. A student calculates percentage of profit on the selling price instead of calculating it on the C.P. The S.P. of the article is Rs. 1800. If the actual profit is 20%, his answer is wrong by (a) 10% (b) 6% (c) 20% (d) 15% (e) None of these​

Answer 1

Answer:

10

Step-by-step explanation:

wrong will be 10 if we calculate

Answer 2

Answer:

option ( c ) is correct

Step-by-step explanation:

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