Teaching BPSC बिहार मध्य विद्यालय (6 to 8) शिक्षक भर्ती 4.0 Mock Test Quantitative Aptitude Ratio and Proportion Age
The ratio of ages of 2 girls is 7 ∶ 9. One is elder to the other by 8 years. What is the ratio of their age after 4 years between elder one and younger one?
1
5 ∶ 4
2
4 ∶ 5
3
3 ∶ 4
4
More than one of the above
5
None of the above