if there are 21 students in class today how much would it cost for the class and your teacher to ride the sandia aerial tram? rates $25 adults $20 seniors 62+ & teens 13-20 yrs $15 youth 5-12 yrs

Please help due soon :(

if there are 21 students in class today how much would it cost for the class and your teacher to ride the sandia aerial tram rates 25 adults 20 seniors 62 amp t class=