The graph below shows the average height of girls at different ages. What will be the age of a girl whose height is 60 inches?
10
From the bar graph we can see that:
a girl whose age is 10 years is 60 inches tall,
a girl whose age is 15 years is 65 inches tall,
and a girl whose age is 20 years is 66 inches tall,
Hence the age of a girl whose height is 60 inches is 10 years.