Arithmetic Ability
Percentage

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Q.

Two numbers are 20% and 30% less than the third number . How much percent is the second number less than first?

View Answer

Correct choice: D

Explanation:

Let the third number be 100. Then, the first number = 100 - 20 = 80 and second number = 100 - 30 = 70. Difference between the first and second number = 80-70 = 10 \inline \therefore Required percentage = \inline 10\times \frac{100}{80}=12\frac{1}{2}%%
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