Tickets to a museum were sold to senior citizens, adults and children at different prices as shown.
|
Price |
Senior citizen ticket |
$3 |
Child ticket |
$6 |
Adult ticket |
$12 |
19 of the tickets sold were bought by senior citizens and
17 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 $7809 was collected from the sale of the tickets. How many children bought the tickets?
(a)
Fraction of tickets bought by the children
= 1 -
19 -
17 = 1 -
763 -
963 =
4763 (b)
|
Senior Citizens |
Children |
Adults |
Number |
7 u |
47 u |
9 u |
Value |
3 |
6 |
12 |
Total value |
21 u |
282 u |
108 u |
Total amount collected
= 21 u + 282 u + 108 u
= 411 u
411 u = 7809
1 u = 7809 ÷ 411 = 19
Number of children who bought the tickets
= 47 u
= 47 x 19
= 893
Answer(s): (a)
4763; (b) 893