Answer:
0.2
Step-by-step explanation:
600/60 = 100
12/60 = 0.2
The formula of the surface area of the rectangular prism is equal:

where:
l - length
w - width
h - height
We have:
l = 5m
w = 8m
h = 9m
Substitute:
6.39 divided by 0.3= 21.3
Answer:
can’t help sorry dude
Step-by-step explanation: