Answer:
12k+3n
Step-by-step explanation:
You should definitely give one to the disabled person and 4 to the other people
Answer:
Surface area = 96 m^2
Step-by-step explanation:
Let's cube root the volume to find the length of one side of the cube.

Therefore each side is 4 m.
Surface area of one side = 4x4 = 16
A cube has 6 sides.
Total surface area of the cube = 16*6 = 96 m^2
Answer:
40
Step-by-step explanation:
10n+40+n+30=180
n=10
4n=4(10)=40
n+30=(10)+30=40