C. $122.10
20 first hour
20+0.1*20 = 22 second hour
22+0.1*22 = 24.2 third hour
24.2+0.1*24.2 = 26.62 fourth hour
26.62+0.1*26.62 = 29.282 fifth hour
Total=$122.10
45 + 65 = 5m + 65
45 = 5m
m = 9
Answer:
Hey there!
3.6+6
9.6
Let me know if this helps :)