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The correct answer is D
A lad was asked his age by his friend. The lad said “The number you get when you subtract 25 times my age from twice the square of my age wi...
The difference between the compound interest and simple interest on a certain sum for 2 years at 12% per annum is 144. Find the principal amount.
At present Meena is eight times her daughter’s age. Eight years from now, the ratio of the ages of Meena and her daughter will be 9 : 2 respective...
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...
In a family a couple has a son and a daughter. The age of the father is four times that of his son and age of her daughter is half of her mother. The wi...
The ages of A and B are in the ratio 5:7. If the sum of their ages is 72 years, what will be A's age after 6 years?
B is 5 years older than A and A is 7 years older than C. If the sum of the age of A and C is 21 years, then find the sum of the ages of all three.
A’s age is 160% of what he was 3 years ago, But 40% of what it will be after 3 years. What is his present age?
The average age of 26 smdents in a class is 15 years. If teacher's age is included in it, then the average will increase by one. What is the teacher's a...
The average of the current ages of Armaan, Biju, Chinky, and Danny is 31 years. Two years from now, the average age of Armaan and Biju will be 22 years....