Question: The ages of Mira, Tina and Sania are in the ratio of 6: 4: 7, respectively. If the sum of their ages is 34 yr, what is Sania’s age?
Options:
A) 12 yr
B) 10 yr
C) 18 yr
D) 8 yr
E) None of these
Show Answer
Answer:
Correct Answer: E
Solution:
- Let the ages of Mira, Tina and Sania be 6x, 4x and 7x, respectively.
Then, $ 6x+4x+7x=34 $
$ \Rightarrow $ $ 17x=34 $
$ \Rightarrow $ $ x=2,yr $
$ \therefore $ Sania’s age $ =7x=7\times 2=14,yr $