What are the three rational numbers between 1/4 and 2/5

Solve for n? [tex]z = \frac{3}{4} mn[/tex]

Liz is shipping a package to her friend. the maximum weight of a medium flat-rate box is 20 pounds, including the box which weighs 6 ounces. write and solve an inequality to describe the possible weight in pounds, w, of the contents that liz will ship to her friend if she must use a medium flat-rate box. use the drop-down menus to explain your answer.

The ratio of the height of two similar cylinders is 4 to 3 what is the ratio of their volumes