Question

If the A.M. of a set of two observations is 9
and its G.M. is 6. Then the H.M. of the set of
observations is:
(a) 4
(b) 3 root6
(c) 3
(d) 1.5​

Answer 1

Answer:

hope itl help u here is ur solution

Step-by-step explanation:

For any given numbers, their means, Arithmetic mean (AM), Geometric mean, (GM) and Harmonic mean are related by the relation

Step-by-step explanation:

GM  

2

=AM×HM

So, GM  

2

=9×4=36

=>GM=6