Jharne De and Ranjana Kumar Solutions for Chapter: Introduction to Graphs, Exercise 2: Multiple-Choice Questions

Anuj is driving a bike at a constant speed of $20 \mathrm{km}/\mathrm{h}$. Draw a distance-time graph, and also find the time taken by him to cover a distance of $140 \mathrm{km}$.

The radius of a circle varies with first five prime numbers. Make a table for the diameters of circle and plot them as a linear graph. 

Draw a line graph depicting the sales of a salesman during weekdays:

Plot the points $\mathrm{A}\left(0, 0\right); \mathrm{B}\left(0, 4\right) \text{and} \mathrm{C}\left(5, 0\right)$ on the graph paper and join B to C. Find the area of the figure so obtained.

The following graph shows the temperature of a solution recorded over a period of time.

Which point depicts the maximum temperature?

The following graph shows the temperature of a solution recorded over a period of time.

What is the difference in temperatures at the end of $40 \mathrm{seconds}$ and $70 \mathrm{seconds}$?

The following graph shows the number of passengers travelling in a metro during different hours of a day.

At what time was the crowd the maximum?

The following graph shows the number of passengers travelling in a metro during different hours of a day.

How many passengers travelled between $4 \mathrm{pm}$ and $6 \mathrm{pm}?$