If y ∝ 1/z then z/y is the non zero constant.
True
False
If x ∝ 1/y, then x = k/y
⇒ xy = k
∴ The statement given is false
If ax = by = cz and b2 = ac then 1x + 1z = 1y
If x, y and z are in continued proportion then z:x::z2:y2.
Continued proportion means a:b : : b:c