Elspeth made a chart showing numbers as the products of their prime factors. What expression is missing from

row 2 of Elspeth's chart?

Aregression was run to determine if there is a relationship between hours of tv watched per day (x) and number of situps a person can do (y). the results of the regression were: y=ax+b a=-0.662 b=30.418 r2=0.703921 r=-0.839

Determine the number of girls in a math class with 87 boys if there are 25 girls for every 75 boys

Maria walks a round trip of 0.75 mile to school every day.how many miles will she walk in 4.5 days