### Home > CALC > Chapter 11 > Lesson 11.3.2 > Problem 11-113

11-113.

The table below shows the total number of hamburgers sold at various points of the day for a popular fast food restaurant.

time | ||||||||
---|---|---|---|---|---|---|---|---|

hamburgers |

Approximately what rate were hamburgers being sold at 10 a.m.? 4 p.m.?

When was the rate of sales greatest?