Dalila earns $108.75 for working 15 hours as a holiday helper wrapping gifts. At this rate, how much money will she earn if she works 18 hours the next week? Explain.
She will make $130.50 next week. If you find the unit rate which is 7.25 ( 108.75 divided by 15 equals 7.25) then you will come to the conclusion that she makes 7.25 an hour, 7.25 times 18 equals 130.5.
