Two fifth grade classes are attending an amusement park as a field trip. Their teachers purchased the tickets for the class and the parent chaperones. Mrs. Moreno purchased 21 child tickets and 15 adult tickets, which cost a total of $945. Mr. Blake purchased 6 child tickets and 6 adult tickets, paying a total of $330. What are the ticket prices?

Respuesta :

Answer:

1 Adult ticket=$35

1 Children ticket=$20

Step-by-step explanation:

21C+15A=945

6C+6A=330

we find adult tickets 1st

42C+30A=1890

42C+42A=2310

12A=420

A=35

we will find children ticket next

42c+30a=1890

30c+30a=1650

12c=240

C=20