RRB Gorakhpur 2009

Question 89

Two numbers are less than the third number by 30% and 37% respectively. By what percent is the second number less than the first number?

Solution

Let the third number be x. So, the first number is .7x

The second number is .63x

So, the second number is less than the first number by .7 ie 10% of the first number. 


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