Teaching BPSC बिहार मध्य विद्यालय (6 to 8) शिक्षक भर्ती 4.0 Mock Test Quantitative Aptitude Ratio and Proportion Age
The ratio of Mona's and Priya's present age is 9 ∶ 10. After 4 years, the ratio of their ages become 11 ∶ 12. What is Mona's present age?
1
18 yrs
2
20 yrs
3
27 yrs
4
More than one of the above
5
None of the above