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 |
$15 |
110 of the tickets sold were bought by senior citizens and
37 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 $9035 was collected from the sale of the tickets. How many children bought the tickets?
(a)
Fraction of tickets bought by the children
= 1 -
110 -
37 = 1 -
770 -
3070 =
3370 (b)
|
Senior Citizens |
Children |
Adults |
Number |
7 u |
33 u |
30 u |
Value |
2 |
7 |
15 |
Total value |
14 u |
231 u |
450 u |
Total amount collected
= 14 u + 231 u + 450 u
= 695 u
695 u = 9035
1 u = 9035 ÷ 695 = 13
Number of children who bought the tickets
= 33 u
= 33 x 13
= 429
Answer(s): (a)
3370; (b) 429