Question
The average age of three children is 20 years. If their
ages are in the ratio 2:3:5. Find the age of the youngest child.Solution
Total age of three children = 20 × 3 = 60 years Let their ages be 2x, 3x and 5x respectively. => 2x + 3x + 5x = 60 => 10x = 60 => x = 6 Therefore the age of youngest child = 2 × 6 = 12 years
Which of the following statements is/are definitely correct?
Who is the daughter-in-law of R?
Answer the questions based on the information given below.
Nine persons F, G, H, I, J, K, L, M and N are there in the family of three generatio...
How is G related to H?
Answer the questions based on the information given below.
There are eight family members L, M, N, O, P, Q, R and S having two married couples ...
Who is the husband of T?
How is M related to O?
E is the son of A. D is the son of B. E is married to C. C is B’s daughter. How is D related to E?
Who among the following person is the niece of A?
How is A related to E?