Carnie sold $320 worth of cookies. if each box of cookies costs $4, how many boxes did she sell?

Trigonometry hellllllpppppppp asap

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?

Multiply and simplify 2x^2 y^3 z^2 · 4xy^4 x^2