Nth term of HP

Q.

The first term of a H P whose second term is $\frac{5}{2}$ and third term is $\frac{10}{3}$, is __

Q.

If G = {7, 8} and H = {5, 4, 2], find $G\times H$ and $H\times G.$

Q.

The 4 term of a H.P is $\frac{3}{5}$ and 8th term is $\frac{1}{3}$, then its 6th term is

1. 

2. 

3. 

4. 

Q.

If the 7th term of a H.P is $\frac{1}{10}$ and the 12th term is $\frac{1}{25}$, then the 20th term is

1. 

2. 

3. 

4.