A school organises a concert for charity.
The graph and table show information about the 100 tickets sold.
Ticket
Cumulative frequency
100
80
60
40
20
0k
10
20
30
40
Age (years)
50
60
Adult
Child (under 18)
Price
£ Answer
£18.00
£12.50
How much money was raised
with the 100 tickets sold?
Optional working