Answer:
y = 93
Step-by-step explanation:
I assume the other variable is x.
"If x varies directly as y and y = 15 when x = 25. If x = 155 then y is"
Direct variation:
x = ky
25 = k * 15
k = 25/15
k = 5/3
The direct variation equation is
x = (5/3)y
155 = (5/3)y
y = 155 * 3/5
y = 93
