Members of a fitness club The histogram gives information about a fitness club.
Frequency
All members are below 80 years old.
A density
25 members are below 20 years old.
9 members are above 65 years old.
a) Complete the histogram.
b) Work out the total number
of members of the club.
A
members
0
10
20
30
40 50
Age in years
60
70
80