Mr Choy paid a total of $162 for three adult and three child tickets. If a child ticket was
12 of the price of an adult ticket, what was the price of an adult ticket?
| |
Child ticket |
Adult ticket |
Total |
| Number |
3 |
3 |
|
| Value |
1 u |
2 u |
|
| Total value |
3 u |
6 u |
9 u |
Price of 1 child ticket = 1 u
Price of 3 child tickets = 3 x 1 u = 3 u
Price of 1 adult ticket = 2 u
Price of 3 adult tickets = 3 x 2 u = 6 u
Total cost of the tickets
= 3 u + 6 u
= 9 u
9 u = 162
1 u = 162 ÷ 9 = 18
Price of an adult ticket
= 2 u
= 2 x 18
= $36
Answer(s): $36
