Chau built 6

wooden toys. Each toy had a mass of
3
4

kilograms.
What was the total mass of the toys that he built?
Write your answer in simplest form.

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?