On a trip to Waco, Texas, Steve drove at a constant rate of 60 miles per hour for 3 hours. Steve’s brother makes the same trip in 2.5 hours. About how fast does Steve’s brother drive on this trip ? A. 67 miles per hour
B. 72 miles per hour
C. 75 miles per hour
D. 50 miles per hour

F(x)=x/2-2 and g(x)=2x^2+x-3 find (f+g)(x)

John read the first 114 pages of a novel, which was 3 pages less than 1/3 of the novel. write an equation to determine the total number of pages (p)(p) in the novel.

Aproduction manager test 10 toothbrushes and finds that their mean lifetime is 450 hours. she then design sales package of this type of toothbrush. it states that the customers can expect the toothbrush to last approximately 460 hours. this is an example of what phase of inferential statistics