Tickets to a zoo were sold to senior citizens, adults and children at different prices as shown.
|
Price |
Senior citizen ticket |
$3 |
Child ticket |
$6 |
Adult ticket |
$10 |
18 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 $3852 was collected from the sale of the tickets. How many children bought the tickets?
(a)
Fraction of tickets bought by the children
= 1 -
18 -
35 = 1 -
540 -
2440 =
1140 (b)
|
Senior Citizens |
Children |
Adults |
Number |
5 u |
11 u |
24 u |
Value |
3 |
6 |
10 |
Total value |
15 u |
66 u |
240 u |
Total amount collected
= 15 u + 66 u + 240 u
= 321 u
321 u = 3852
1 u = 3852 ÷ 321 = 12
Number of children who bought the tickets
= 11 u
= 11 x 12
= 132
Answer(s): (a)
1140; (b) 132