Please help and no links! Mike receives a $40,000 salary for working as an administrator. If Mike spends 90% of his salary on expenses each year, then how much money does Mike have to spend on expenses? Thank you!

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.