defence exam Coast Guard Navik GD (General Duty) 02/2025 Mock Test Series Quantitative Aptitude Ratio and Proportion Compound Ratios
If a : b = 3 : 5 and b : c = 2 : 3, then the proportion a : b : c is:
1
3 : 5 : 3
2
3 : 10 : 3
3
3 : 10 : 15
4
6 : 10 : 15