A Visit to the Cinema
Task
A group of 15 people goes to the cinema. Altoghether they pay 75€ for the tickets.
Complete the table and move the orange crosses to the right position in the coordinate system.
Additional Question 1:
How much does the group have to pay if two more people join them?
Additional Question 2:
Today there is a special offer called 2+1. This means that if you buy two tickets, you get a third one for free. How much does a group with 15 people have to pay with this special offer?
Additional Question 3:
Is the special offer 2+1 a direct proportional relation?