Tickets for the CTA train cost $0.75 for students and $1.25 for chaperones. If a school trip has a total of 50 people, how many students
and chaperones are on the trip? *HINT: Try graphing your equations or multiplying the cost equation by 4.
Your answer

C

So don't take my word i'm not exactly a mathematical person but i would assume a. because while selling the soap every month you increase in sells so you would by 11 percent. the you would get the factor 0.89 which if i had to guess would be the monthly profit over 11 probably wrong tho