" How many terms of G.P."3,3^(2),3^(3),..." are needed to give the sum "120?

How many terms of GP 3,3^2,3^3, ..... are needed to give the sum 120?

How many terms of a G.P.3, 3^2 , 3^3 ,……….. Are needed to give the sum 120?

How many terms of G.P. 3,3^2,3^3,dotdotdot are needed to give the sum 120?

How many terms of the G.P. 3,3^2,3^3,… are needed to give the sum 120?

(i) How many terms of the G.P. 3,3^(2),3^(3) ……………. Are needed to give the sum 120? (ii) How many terms of a G.P 3, 3/2, 3/4 , ……… are needed to give the sum 3069/512 ?

How many terms of the A.P.6,-(11)/(2),-5,... are needed to give the sum 25?

How many terms of a G.P. 3,3/2,3/4 ,......... are needed to give the sum 3069/512 ?

How many terms of the A.P. 1,4,7,... are needed to give the sum 925 ?

How many terms of the G.P 3,3/2,3/4 ...... are needed to give the sum 3069/512 ?

How many terms of G.P. 2, 2 ^(2) ,2^(3) , 2 ^(4).,... are needed to give the sum 2046.