Question

2. Two variables x and 2yare in direct proportion and constant of proportion is 5.
(a) Find y, when x = 3.
(b) Find x,when y= 2.​

Answer 1

a) Ans. 3/10

b) Ans. 20

Step-by-step explanation:

x directly proportional to 2y

constant of proportion = 5

hence, x =10y

a) When x = 3 then, y =3/10

b) When y = 2 then, x =20