Answer:
Hi welcome to brainly the happiest website on earth.
Step-by-step explanation:
Answer:
D
Step-by-step explanation:
C=0.05M+40
Cost = 5 cents per minute plus 40 dollars
Answer:
m=84
r:m = 1:7
therefore when r= 1 then M=14

I think that's how you do it
Answer:
J (22hrs)
Step-by-step explanation:
812 divided by 14= 58
1,276 divided by 58= 22 hrs
Answer:
1
Step-by-step explanation:
-20 divided by -2 is the same as 20 divided by 2, which is 10. 11-10=1 so the answer is 1.