railway RRB NTPC Mock Test Series 2024-25 (CBT 1 + CBT 2) Quantitative Aptitude Ratio and Proportion Simple Ratios
Three numbers A, B and C are in the ratio of 15 ∶ 21 ∶ 27. The ratio of the difference between B and A to the difference between C and B is:
1
1 ∶ 1
2
42 ∶ 43
3
41 ∶ 42
4
10 ∶ 11