Answer: 

Step-by-step explanation:
Let
be the average number of hours a person drive without adding the product.
Given claim : An infomercial claims that a woman drove 33 hours without oil.
i.e. 
It is known that the null hypothesis always contains equal sign and alternative hypothesis is just opposite of the null hypothesis.
Thus the null and alternative hypothesis for the given situation will be :-


<span>Ken will make d. $1,026.60 in profit on his shares.
</span>
25x=325 : 1 and 4
25+x=325 : 2 and 5
neither : 3
I'm not sure if this is what you meant, but if there was a 3-day fundraiser and they got 10 calls per hour. The answer would be 3x24=72. There are 72 hours in three days. 10x72=720. In 3 days the fundraiser was called 720 times.