Jen bought 4 tickets. Amber bought 5 tickets. The tickets cost $2 each.
How much did the girls spend on tickets in all?
1. The HIDDEN question is:
What is the total number of tickets Jen and Amber bought together?
2.
As the cost of the tickets is $2 each you multiply the number of tickets (t) by 2 to get the total cost (c):
Equation:

Bar diagram:
Then, as Jen bought 4 tickets and Amber bought 5 tickets, They bought in total 9 tickets. The cost of all tickets was $18
t=9

3. If Amber bought only 3 tickets in total they bought (4+3= 7) seven tickets:
