The ratio of the ages of jasmine and her younger sister is 4: 3. jasmine is 16 years old. how old is her sister? what will be the ratio of their ages in 4 years time?

1. Jasmine sister is 12
2. 20:16 or 5:4

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.