RRB NTPC 2021 · Question 68 of 131
The ratio of friction is 3/11 and 5/9. 5/9:3/11 55:27 Now according to option. 1/27 :1/55 55:27. So, we can say 1/55 is the fraction that makes the same ratio.
Source: RRB NTPC 2021 CBT 1 Previous Year Paper (3 Feb) — ixambee compilation with answer key · reliable-secondary
Practice the full RRB NTPC 2021 paper
Timed test with all 131 questions, just like the real exam.
Start test