From the graph the students will have approximately ; ( 2 )
3 to 6 hours available to devote to fitness
From the pie chart the time allotted to leisure and sports is marked as 3 hours. While the time allotted to other activities in the pie chart is marked as 2.2 hours.
Therefore a college student has an approximate of ; 3 hours + 2.2 hours = 5.2 hours, which he can devote to fitness. And this number falls within the range of 3 to 6 hours.
Hence we can conclude that the student will have an approximate of 3 to 6 hours available to devote to fitness
It's more accurate, especially since heart rate is almost universally measures in beats-per-minute, than, say, timing your pulse for a [factor of 60] seconds (30 seconds, 20 seconds, 15 seconds, 12 seconds, etc.).
