Question : If two successive discounts of 10% and 20% are offered, then what is the net discount?
Option 1: 22%
Option 2: 28%
Option 3: 25%
Option 4: 20%
Answer (1)
25th Jan, 2024
Correct Answer: 28%
Solution :
Single equivalent discount = $(a+b-\frac{a×b}{100}$)%, where $a$% and $b$% are successive discounts.
Here, $a =10,b=20$
So, Single equivalent discount = $10+20-\frac{10×20}{100}=28$%
Hence, the correct answer is 28%.
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