Question

Question 77 (iii)

From the following table determine if x and y are in direct proportion or not.

Answer 1

In direct proportion , $\frac{x}{y}=k\left(constant\right)$

$\frac{x}{y}=\frac{1}{1.5},\frac{4}{6},\frac{9}{13.5},\frac{20}{30}i.e.\frac{1}{1.5},\frac{1}{1.5},\frac{1}{1.5},\frac{1}{1.5}$