Question

How much percent above the cost price should a shopkeeper mark his goods so that after allowing a discount of 20 percent on the marked price ,he gains 12 percent​

Answer 1

Answer:

to gain 12%, s.p. = 112rs. for allowing 20% discount , 80% of m.p. = s.p. so, m.p. = 140rs. so he should mark 40% above the cost price.

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Answer 2

Answer:

to gain 12%, s.p. = 112rs. for allowing 20% discount , 80% of m.p. = s.p. so, m.p. = 140rs. so he should mark 40% above the cost price.