$75 dollars divided by $3.40 per gallon ≈ 22.0588 gallons
Answer:
187.4
Step-by-step explanation:
Because empty set has no element which automatically make it a subset of every set.
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Answer:
(a)
(b)
Solution is not viable
Step-by-step explanation:
(a)
Total number of red ping pong balls
Total number of red ping pong balls
Now, probability of an event 
Then, theprobability of randomly choosing a blue ping pong ball is

Given that this probability is
Thus, we have that,

(b)
Solving, the above equation,

This solution is not viable as, number of ping pong ball must be an integer and not a decimal number.
The three lines drawn are at 90 degree angles, so are drawn perpendicular to the vertex.
This means point T is the orthocenter.
The answer is A