Tickets to a zoo were sold to senior citizens, adults and children at different prices as shown.
|
Price |
Senior citizen ticket |
$4 |
Child ticket |
$7 |
Adult ticket |
$13 |
18 of the tickets sold were bought by senior citizens and
14 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 $1820 was collected from the sale of the tickets. How many children bought the tickets?
(a)
Fraction of tickets bought by the children
= 1 -
18 -
14 = 1 -
18 -
28 =
58 (b)
|
Senior Citizens |
Children |
Adults |
Number |
1 u |
5 u |
2 u |
Value |
4 |
7 |
13 |
Total value |
4 u |
35 u |
26 u |
Total amount collected
= 4 u + 35 u + 26 u
= 65 u
65 u = 1820
1 u = 1820 ÷ 65 = 28
Number of children who bought the tickets
= 5 u
= 5 x 28
= 140
Answer(s): (a)
58; (b) 140