Answer:

Step-by-step explanation:
Divide both sides by 

Simplify:
; 
14a^2bc^4/21abc^6 = 2a/3b^2
Step-by-step explanation:
plot the points
0,0
1,3
2,6
3,9
if anything else is needed inform me.
2 hours = 120 minutes. Divide 120 by 2, which is 40. So she has 40 minutes for each assignment