Question

12 x and y vary directly. When x = 3, then y = 36. What will be the value of x when y = 96?
(a) 18
(b) 12
(c) 8
(d) 4​

Answer 1

Step-by-step explanation:

when x is directly proportional to y, then

y2/y1 = x2/x1

y2=96, y1=36, x2= x, x1=3

96/36 = x/3

x = 32/12 ×3 = 8×4/4 = 8