Aubrey walks 15 miles in 4 hours. At what unit rate does Aubrey walk? A.
4 miles
15 hours
O B.
15 miles
4 hours
C.
4 hours
15 miles
O D.
15/4 miles
1 hour

I think it’s gonna be B.

The major difference is that a histogram is only used to plot the frequency of score occurrences in a continuous data set that has been divided into classes, called bins.  bar charts, on the other hand, can be used for a great deal of other types ofvariables  including  ordinal  andnominal  data sets.

2xy/9 is the answer to this problem