The difference between a discount of 40% on 500 Rs. and two successive discounts of 36% and 4% on the same amount is :
Q. The difference between a discount of 40% on 500 Rs. and two successive discounts of 36% and 4% on the same amount is :
Answer: 7.20 Rs.
Notes: Single equivalent discount of two successive discounts of 36% and 4% $latex = 36+4-\frac{36\times 4}{100}&s=1$ = 40 - 1.44 = 38.56 Percentage difference = 40 - 38.56 = 1.44 ∴ Required Difference = $latex = 500\times \frac{1.44}{100} = 7.20 Rs.&s=1$ Hence option [A] is correct answer.