The marked price of an electric iron is Rs.690. The shopkeeper allows a discount of 10% and gains 8%. If no discount is allowed, his gain percent would be

The marked price of an electric iron is Rs.690. The shopkeeper allows a discount of 10% and gains 8%. If no discount is allowed, his gain percent would be

Explanation

M.P. of an electric Iron = Rs. 690

After Discount, S.P. = 90% of 690 = Rs. 621

Gain = 8%

C.P of an electric Iron = 621×100100+8

= 621×100108= Rs.575

No Discount, gain of Iron = 690 - 575 = Rs. 115

gain % = 115575×100=20