A) Volume of a cube is found by multiplying its side by itself twice.
V = a³
V = 4³ = 4 * 4 * 4
V = 64 ft³
b) 1 cubic foot = 7.48 gallons of water.
total gallons of water = 64 ft³ x 7.48 gallons = 478.72 or 479 gallons rounded up to the nearest gallon.
Step-by-step explanation:
We have the following statement 
A truth table shows how the truth or falsity of a compound statement depends on the truth or falsity of the simple statements from which it's constructed.
The simple statements from the statement given are:
,
,
, and 
This is the truth table.
[12(.3)+x(1)]/(12+x)=.4
3.6+x=4.8+.4x
.6x=1.2
x=2 qts
(though your radiator would still be short a quart for doing so :) )
Answer:
shop B
Step-by-step explanation: 3.80*2=7.6