if `1, 3, -7` is in `A.P,` then the value of `x` would be-

x+y+z=15 if 9, x, y, z, a are in A.P. while (1)/(X)+(1)/(Y)+(1)/(Z)=(5)/(3)if9,X, Y, Z, a are in H.P., then the value of a will be -

Question Stimulus :- If 2x, x+8, 3x+1 are in A.P. Then the value of x will be -

3,x,9 are in A.P . Find the value of x

x+y+z = 15 if 9, x,y,z,a are in A.P., while (1)/( x) + ( 1)/( y) + ( 1)/( z) = ( 5)?( 3) if 9, x,y,z,a are in H.P., then the value of a will be :

If (2p-1), 7, 3p are in AP, find the value of p.

If x, 2x+1 and 14 are in A.P., then the value of x is -

Ifa,a-2 and 3a are in A.P., then the value of a is:

If 2a+3, (a+2), 2a+7 are in A.P., then the value of a is

If 3x , x+14, 3x+4 are in A.P. ., then the value of x is

If 1/(x+2),1/(x+3),1/(x+5) are in A.P then the value of x will be a)1 b)2 c)3 d)5