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Boys : Girls = (x + 3) : (x + 4) Total number of students = 3247 => x + 3 + x + 4 = 3247 => 2x + 7 = 3247 => 2x = 3240 => x = 1620
8 years ago, the ratio of the ages of Kim and Lee was 7:5. The present age of Ron is 15 years more than one-fourth of Lee’s present age. Find Ron's pr...
Amit age after 10 years will be 3 times his age 4 years back. What is the present age of Amit?
The average of the present ages of A, B, C and D is (y-3) years. 12 years hence, the ratio between the ages of A and C is 9:8 respectively. Th...
The average ages of A, B and C is 20% more than the average ages of A and B. 10years hence from now, the ratio of the ages of A and C will be 3:5, respe...
The present age of A is 5/2 times to that of his marriage age. Present age of his brother is 1/5th of his present age. If A was married 36 years ago the...
The ratio of the present ages of P and Q is 7:4 respectively. If the age of P 13 years hence from now will be 125% more than the age of Q 4 years ago fr...
The present ages of Vikas and Sneha are in the ratio 7:4, respectively. After 6 years from now, the sum of their ages will be 78 years. Find the present...
A man is 6 times as old as his daughter. After 4 years, he will be 4 times as old as she will be. After how many more years will the man be 3 times as o...
Sum of the present ages of A, B, C and D is 40 years. After 3 years ratio of their ages is 5:3:2:3. What is C’s present age?
