PLS HELP THIS IS A TEST

What set does not contain -3 the set of all real numbers the set of all integers the set of all whole numbers the set of all rational numbers

Given the equation f(x)=a(b)x where the initial value is 40 and the growth rate is 20% what is f(4)

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.