On this dart board the outer ring scores as shown, the middle ring scores and the inner ring scores 25 points. In how many ways can you score 6 using 3 darts?

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?