Question

I GIVE MEDALS

If y varies directly as x, and y = 12 when x = 15, find x when y = 21.
Select one:
a. 0.8
b. 0.83
c. 26.25
d. 24

Answer 1

if 12-15 is 3 and it says that y directly as x that means if y is=21 then x=21+3?

Answer 2

thanks