Generate equivalent fractions, answers

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 ,w, of the contents that liz will ship to her friend if she must use a medium flat-rate box.

Write the pair of fractions as a pair of fractions with a common denominator

Solve the following inequalities and show the solution on a number line. 2x+3< 3(4x+5)