63 students did their homework last week! 70% of the students did their homework last week! What do you think? Is 70% of the students doir their homework something to cheer about? Explain your thinking.

Last month, leonhard euler's watch kiosk at the mall had total sales of $9,489. merchandise totaling $225 was returned. the goods that were sold cost leonhard euler's $5,481. operating expenses for the moth were $992. what was the gross profit on sales?