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Let x be the common multiplier. Then, => A : B = 7x : 5x => A = B + 14 => 7x = 5x + 14 => x = 7 A + B = 7x + 5x = 12x = 12 ×7 = 84
A number becomes 90 more than itself when 120% of it is added to it. What number is obtained after the addition?
The sum of the exponents of the prime factors in the prime factorization of 225 is
Gaurav ate in a restaurant and got a membership discount of 30% on the original bill amount but he has to pay 9% as service tax and 8% service charge on...
How many numbers in the range from 300 to 900 are divisible by 7, 14, and 28?
15% of a number is 1.2. Find that number.
If (3/4)th of a number is subtracted from (5/6)th of that number, then the resultant will be (2/6). Find the number.