At the city museum, child admission is $6.00 and adult admission is $9.40. On Monday, four times as many adult tickets as child tickets were sold, for a total sales of $1613.20. How many child tickets were sold that day?

its a problem on ALEKS

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.