Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test Mathematics Sequences and Series Relations between AM, GM, HM
Find the harmonic mean, if arithmetic mean is 27 and geometric mean is 9 ?
1
9√3
2
9
3
3
4
More than one of the above
5
None of the above