19. Tracey stopped at the convenience store on her way to school. With tax, bottles of sodacost $1.50 and bags of chips cost $2.50. If she has $12, what is the greatest number ofbags of chips she can buy and still have enough money left to buy two bottles of soda?20. For a school field trip, 8 students rode in cars while the rest of the students rode on 7buses. How many students were on each bus if 372 students attended the field trip?21. Imani spent half of her weekly allowance playing mini-golf. To earn more money, herparents gave her $4 to wash their car. What is her weekly allowance if she ended with$12?22. Samajah won 40 high-bounce balls playing Skeeball at her school's spring carnival. Later,she gave 3 to each of her friends, which left only 7 for her. With how many friends did sheshare?​