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The ratio of the present ages of a son and his father = 3:7 His mother and father = 6:7 Father : Mother = 7:6 Son : Father = 3:7 Son : Father : Mother = 3:7:6 4 years ago, Son : mother = 1:4 Let the age of son = 3x Father = 7x Mother = 6x `(3x-4)/(6x-4)` =`1/4` 12x - 16 = 6x- 4 12x- 6x= - 4 +16 6x= 12 x = 2 Present age of son = 3 × 2 = 6 years
A train takes 10 seconds more to cross a 250-metre-long platform than it takes to cross a pole. If a car running at the speed of 40 m/s takes 55 seconds...
A is younger than B by 4 years. If the ratio of A and B ages is 5:7 respectively, then find the age of A.
The combined current ages of Rajesh and Ramesh total 77 years. One year ago, the ratio of their ages was 7:8, with Rajesh being 7 parts and Ramesh bein...
"Amit and Bishnu's current ages are in the ratio 4:5. Chintu's age is 40% more than Amit's age. If Bishnu and Chintu's ages sum up to 106 years, what is...
At present, Peter is Seven years younger than Adam. Adam’s age twenty years hence will be equal to thrice that of peter Five years ago. What will ...
The ages of A, B and C together are 40 years. B is thrice as old as A and C is 5 years older than A. What is the difference between ages of B and C?
Four years from now, the age of 'A' will be 60% of the age of 'B' at that time. The combined present ages of 'A' and 'B' exceed the current age of 'C' b...
Sum of the present ages of A, B, C and D is 60 years. After 2 years ratio of their ages is 7:5:3:2. What is C’s present age?
5 years ago, Bhuvan's age was (1/2) of Amisha's present age. If Bhuvan's current age is 20% less than Amisha's age, determine Amisha's present age.
Sum of the present ages of A, B, C and D is 56 years. After 3 years ratio of their ages is 7:6:5:2. What is C’s present age?
