state gov UP Police Assistant Operator (Radio Cadre) Mock Test Quantitative Aptitude Ratio and Proportion Compound Ratios
If p ∶ q = 3 ∶ 4, q ∶ r = 1 ∶ 2, r ∶ s = 2 ∶ 3 and s ∶ t = 3 ∶ 5, then find the ratio of p + q and s + t ?
1
25 ∶ 7
2
7 ∶ 25
3
32 ∶ 7
4
7 ∶ 32