railway RRB NTPC Mock Test Series 2024-25 (CBT 1 + CBT 2) Quantitative Aptitude Ratio and Proportion Third Proportional
The third proportional to a3 + b3 and a2 + ab + b2, when a = 2 and b = 3, is:
(correct to 2 decimal places)
1
8.56
2
5.83
3
10
4
10.31