Please help quick and with a clear answer

An equation where variables are used to represent known values—function notation true or false

Terri makes a quilt using three sizes of fabric squares the side lenght of each fabric square is the square root of the area

Bill works as a waiter and is keeping track of the tips he ears daily. about how much does bill have to earn in tips on sunday if he wants to average $22 a day? tips by day tips (dollars) monday tuesday wednesday thursday friday saturday $14 $22 $28 $36