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Let their present age be 4x and 3x respectively. Product of their ages = 12x² = 4800 => x² = 400 => x = 20 Present age of A = 4x = 80 years Present age of B = 3x = 60 years Ratio of their ages after 5 years = (80+5) : (60+5) = 85:65 = 17:13
If 'N' is the greatest three-digit number which when divided by 27, 6, 8 and 9 Leaves in each case the same remainder of 5, then the sum of the digits o...
The difference between two numbers is 3820. When a larger number is divided by a smaller number, the quotient and remainder are 32 and 7 respectively. F...
Find the greatest number of four digits which is divisible by 14, 30 and 42.
If a number 'a' is divisible by 18 and another number 'b' is divisible by 12, then (a2 – b2) is divisible by:
What will be the remainder when 742 is divided by 48?
A number n when divided by 6, leaves a remainder 3. What will be the remainder when (n2 + 5n + 8) is divided by 6?
If 45780x52 is divisible by 72, then find the sum of all possible values of 'x'.
The largest 5 digit number which is exactly divisible by ‘33’ is:
A six-digit number 11p9q4 is divisible by 24. Then the greatest possible value for (p + q) is
When a number is divided by 8, the remainder is half of the divisor and the quotient is 3 more than twice the product of the divisor and remainder. Find...
