Tickets to a bird park were sold to senior citizens, adults and children at different prices as shown.
|
Price |
Senior citizen ticket |
$2 |
Child ticket |
$7 |
Adult ticket |
$13 |
16 of the tickets sold were bought by senior citizens and
35 of them were bought by adults. The rest were bought by children.
- What fraction of the tickets sold were bought by children?
- A total amount of $3223 was collected from the sale of the tickets. How many children bought the tickets?
(a)
Fraction of tickets bought by the children
= 1 -
16 -
35 = 1 -
530 -
1830 =
730 (b)
|
Senior Citizens |
Children |
Adults |
Number |
5 u |
7 u |
18 u |
Value |
2 |
7 |
13 |
Total value |
10 u |
49 u |
234 u |
Total amount collected
= 10 u + 49 u + 234 u
= 293 u
293 u = 3223
1 u = 3223 ÷ 293 = 11
Number of children who bought the tickets
= 7 u
= 7 x 11
= 77
Answer(s): (a)
730; (b) 77