railway RRB NTPC Mock Test Series 2024-25 (CBT 1 + CBT 2) Quantitative Aptitude Ratio and Proportion Direct or Indirect Proportion
The ratio of the prices of tea to coffee is 3 ∶ 5 and the ratio of their quantities consumed by a family is 5 ∶ 7. Find the ratio of expenditure on tea to coffee.
1
7 ∶ 3
2
3 ∶ 7
3
3 ∶ 9
4
5 ∶ 3