section 2 QUANT Q. 20
W, X, Y, Z are in arithmetic progression. What can be said about XYZ, WYZ, WXZ, WXY?
ans in explanation :divide w,x,y,z by wxyz than 1/xyz,1/wyz,1/wxz,1/wxy in ap and so XYZ, WYZ, WXZ, WXY in hp
how is that 1/xyz, 1/wyz,1/wxy in ap
if itest it for 2,3,4,5 than 1/60,1/40,1/24 are not in ap
please ignore
section 2 QUANT Q. 20
W, X, Y, Z are in arithmetic progression. What can be said about XYZ, WYZ, WXZ, WXY?
ans in explanation :divide w,x,y,z by wxyz than 1/xyz,1/wyz,1/wxz,1/wxy in ap and so XYZ, WYZ, WXZ, WXY in hp
how is that 1/xyz, 1/wyz,1/wxy in ap
if itest it for 2,3,4,5 than 1/60,1/40,1/24 are not in ap