a. Use the inclusion/exclusion principle.

b. By definition of conditional probability,

Answer:
8/15 gallons or 0.5333 gallons
Step-by-step explanation:
x = total
0.4 = 0.75x
0.4/0.75 = x
0.533 = x
0.533 = 8/15
Answer:
Go to Desmos.com
Step-by-step explanation:
If you go to Desmos.com and type in the equation, it will graph it for you.
Step-by-step explanation:
3 and 4.
because the sum of the smaller two sides of a triangle have to be less than or equal to the 3rd larger side.