A school has 600 pupils. 1/5 are in the upper school, 1⁄4 in the middle school and the remainder in the lower school. How many pupils are in the lower school?

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

Select the graph of the solution. click until the correct graph appears. |x| = 3

Donald has x twenty-dollar bills and 11 ten-dollar bill. how much money does donald have? write your answer as an expression.