The difference between the discounts of 30% on Rs. 1000 and two successive discounts of 20% and 10 % on the same price is
Explanation:
The 20% and 10% successive discounts equal to
-20 - 10 + 200/100 = -28%
The difference = 30 – 28 = 2%
∴ 2% of 1000 = Rs. 20
Hence, option (b).
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