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1. Find the difference of amount if 40% discount is given on Rs. 500 and two consecutive discount 30% and 10% are given on the same amount.
Two successive discount on 500,
= 30% of 500 + 10% of (500 - 30% of 500)
= 150 + 10% of 350
= 150 + 35 = Rs. 185
Difference in Discount = 200 - 185 = Rs. 15
Solution:
40% discount on 500 = = Rs. 200Two successive discount on 500,
= 30% of 500 + 10% of (500 - 30% of 500)
= 150 + 10% of 350
= 150 + 35 = Rs. 185
Difference in Discount = 200 - 185 = Rs. 15