police AP Police Constable (Pre + Mains) Mock Test 2022 Quantitative Aptitude Ratio and Proportion Mean Proportional
If the mean proportional of (5x – 7) and (x + 3) is (2x + 2), then find the mean proportional of (x + 1) and (2x + 7/2). (x > 0)
1
6
2
12
3
9
4
8