Answer:
im guessing it will take 3 hours to get to -1 F
Step-by-step explanation:

diameter = 4m
radius = 4/2
= 2m
volume = (3.14)(2^2)(6.3)
= 79.128m^3
There are 3 nickels because if you use the ratio 6 to 1 you multiply 6 by 3 to get 18 pennies and you do the same with the one and that’s how I got 3 nickels.