Chapter SR32, Problem 3P

Solution

How many dinners were at Ferraro’s at 11 P.M.? Were they gone by midnight?

5 Dinners.

Yes.

Given:

Use the line graph to answer the exercise.

  

Concept used:

• A line graph—also known as a line plot or a line chart—is a graph that uses lines to connect individual data points.
• A line graph displays quantitative values over a specified time interval.

Calculation:

The given line graph is −

  

From the given line graph −

The point on the graph to the right shows 5 dinner at 11 P.M.

So at 11 P.M. there are 5 dinners at Ferraro’s Restaurant.

Yes, they were gone by midnight, because there were zero dinner at midnight.