1.

after allowing a discount of 10% on the Marked price traders to make a gain of 20% what percent is the Marked price above the cost price.​

Answer»

Step-by-step EXPLANATION:

LET CP BE RUPEES BE X

IT IS SAID THAT AFTER ALLOWING A DISCOUNT OF 10% THE SHOPKEEPER GAINS 20%

SO SP= X-10%=90X/100

AND CP =>X+20/100×X=90X/100+1÷100X

=>120X/100-90X/100=1÷100X

=>30X/100=1÷100

, : MP = 120



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