Jonah had 4 books stacy had 7 books how many books did they not have

Can someone answer this question? : )

Solve with work both bert and ernie received an increase in their weekly salaries. bert's salary increased from $520 to $520. ernie's salary went from $580 to $645. find the percent of increase for each salary. what was the larger of the two percents ?

Lydia collected two sets of data one set of data shows an outlier. which set has an outlier, and which number is the outlier?