App Logo

No.1 PSC Learning App

1M+ Downloads
The ratio of ages of A, B and C is 2: 4: 5 and sum of their ages is 77. Find the ratio of A's age to B's age ten years hence.

A10: 17

B13 : 18

C12: 19

D11: 14

Answer:

C. 12: 19

Read Explanation:

Let the ratio of ages of A, B and C is be 2x, 4x and 5x respectively. 2x + 4x + 5x = 77 11x =77 x=7 10 years hence age of A = 2 x 7 + 10 = 14 + 10 = 24 10 years hence age of B = 4 * 7 + 10 = 28 + 10 = 38 Ratio of ages of A to B 10 years hence = 24:38 = 12:19


Related Questions:

The weight of Ayush and Abhishek are in the ratio of 8 ∶ 5. Abhishek's weight increases by 40 percent and the total weight of Ayush and Abhishek both increase by 60 percent. If the total weight becomes 104 kg, then what is the weight of Ayush after the increment?
If 4 , 31 , 92 , and y are in proportion, then the value of y is:
In a party, one-fifth of the guests wanted cool drinks only. Out of the remaining, half of them liked coffee and two-thirds like tea. If 12 of the guests opted for both coffee and tea, how many guests had attended the party?
11 : 132 = 22 : ____
The ages of Deeksha and Amit are in the ratio of 7 : 5 respectively. After 4 years the ratio of their ages will be 4 : 3. What is the difference in their present ages?