Can somebody please help me?

Thank you! :)

Can i get some on 18,20,& 22? or one of them

The final cost of a sale is determined by multiplying the price on the tag by 75%. which best describes the function that represents the situation?

Abarbecue sold 26 hamburgers and hot dogs. hamburgers sell for $3.50 each and hot dogs sell for $2.00 each. if the barbecue made $70 in sales, determine and state the number of hot dogs sold.