Rose blew h bubbles in two hours. which algebraic expressions shows how many bubbles she blew in one minute?

The correct answer is a. H/120

i'm not entirely sure

step-by-step explanation:

if you ask home depot or lowe's they might be able to you out

f(x) has value 150 at x= 0

and 0 at x= 3

so d(f(x))/dt = slope = -150/3 = -50