Question

The value of y varies directly with x. When y = 75,x= 2. What is the value of y when
xis 2 1/4

Answer 1

y = 337.5

Explanation:

Given:

y = 75

x = 2

Solve:

Direct variation is y = kx

75 = k/2

k = 150

y = 150x

x = 2 1/4 or 2.25

y = 150(2.25)

y = 337.5 or 337 1/2