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
There are 200 adults and 300 children at a zoo. the zoo makes a total of $7000 from the entrance fees, and the cost for an adult and a child to attend is $30. write a system of equations that corresponds to the situation. do not solve.