engineering recuitment DRDO CEPTAM STA B Tier I (Sr. Technical Assistant) Mock Test 2022 Quantitative Aptitude Ratio and Proportion Compound Ratios
यदि (3/2)P = (4/5)Q = (2/3)R है, तो P : Q : R क्या है?
1
8 : 15 : 18
2
3 : 4 : 2
3
2 : 4 : 3
4
8 : 15 : 6