The difference between a discount of 40% on ₹ 500 and

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The difference between a discount of 40% on ₹ 500 and two successive discounts of 36 % and 4 % on the same amount is

1. zero
2. ₹ 1.93
3. ₹ 2.00
4. ₹ 7.20

Correct Option: D

As we know the formula for a equivalent discount for two success discounts.
Single equivalent discount of two successive discounts of 36% and 4%.

= 36 + 4 −	36 × 4
	100

= 40 – 1.44 = 38.56
Percentage difference = 40 – 38.56 = 1.44

∴ Required difference = 500 ×	1.44	= ₹ 7.20
	100