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 |
$11 |
18 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 $10274 was collected from the sale of the tickets. How many children bought the tickets?
(a)
Fraction of tickets bought by the children
= 1 -
18 -
37 = 1 -
756 -
2456 =
2556 (b)
|
Senior Citizens |
Children |
Adults |
Number |
7 u |
25 u |
24 u |
Value |
4 |
7 |
11 |
Total value |
28 u |
175 u |
264 u |
Total amount collected
= 28 u + 175 u + 264 u
= 467 u
467 u = 10274
1 u = 10274 ÷ 467 = 22
Number of children who bought the tickets
= 25 u
= 25 x 22
= 550
Answer(s): (a)
2556; (b) 550