Teaching BPSC बिहार माध्यमिक TGT (9 to 10) शिक्षक भर्ती 4.0 Mock Test Quantitative Aptitude Ratio and Proportion
The ratio of expenditure and savings of a woman is 3 ∶ 1. If his income and expenditure increase by 15% and 10% respectively, find the percentage change in his savings.
1
30%
2
20%
3
35%
4
More than one of the above
5
None of the above