Ken and roberta each sold fifty tickets for the school play. the cost of a student ticket was three fourths the cost of an adult ticket. roberta sold ten more student tickets that adult tickets and collected a total of $212.50. a. how many tickets did roberta sell? b. what was the cost of a student ticket? c. if ken collected $200 in all, how many student tickets did he sell?

answer: since the question is talking about growth you have to use the growth formula which is inital amount (1 + growth)^time

step-by-step explanation:

the intial amount is 1200, the growth is 4.8, and the time is 7. plug those numbers into the equation, also i think you have to change 4.8 into a percent. but, i have forgotton how to do that. if this is a online class go on to the lesson.

c 1 hour

step-by-step explanation:

m = 2e

m = 2 so 2 = 2e

1 = e