Question

if y varies directly with x and y = 4 when x = 8, then find y when x = 1.

a. y = -3/5
b. y = 1/2
c. y = -1/2
d. y = -7/10

Answer 1

4---8
y---1
--------
y=4/8 =1/2

Answer 2

b. is right

Answer 3

Yeah, I agree. Draw a graph- the slope is 2. And that's (almost) my username!