83.2k views
2 votes
If y varies directly as x and y = 24 when
x= 16, what is y when x = 50?

User Vahidrk
by
6.1k points

1 Answer

6 votes

Answer:


y = 75

Explanation:

Given


y\ \alpha\ \ x


y=24; x =16

Required

Find y when
x = 50

We have:


y\ \alpha\ \ x

Express as equation


y = kx

Solve for k


k = (y)/(x)

When
y=24; x =16


k = (24)/(16)


k = (3)/(2)

When
x = 50, we have:


y = kx


y = (3)/(2) * 50


y = 75

User Redwarp
by
6.2k points