Subject Experts Solutions for Chapter: Introduction to Graphs, Exercise 1: Worksheet 1

Mr. Adam fell sick and his doctor maintained a record for his body temperature taken every four hours. It is shown in the given time-temperature graph.

At $k p.m$ temperature was lowest. Find the value of $k.$

The following line graph describes the distance of a car from city $\mathrm{A}$ to city $\mathrm{B}$, which are $350$ km apart.

Observe the above graph and answer the following question.

At what time the car begins its journey?

The following line graph describes the distance of a car from city $\mathrm{A}$ to city $\mathrm{B}$, which are $350 \mathrm{km}$ apart.

How far did the car go in the first hour after starting its journey?

The following line graph describes the distance of a car from city $\mathrm{A}$ to city $\mathrm{B}$, which are $350 \mathrm{km}$ apart.

Observe the above graph and answer the following question.

How far did car go from the starting point to till the $6^{\mathrm{th}}$ hour?

The following line graph describes the distance of a car from city $\mathrm{A}$ to city $\mathrm{B}$, which are $350 \mathrm{km}$ apart.

Observe the above graph and answer the following question.

At what time did the car reach at city $\mathrm{B}$?

The following line graph shows the number of students appeared in an exam in different years.

Observe the above graph and answer, how many students appeared in the exam in the year $2010$?

The following line graph shows the number of students appeared in an exam in different years.

Observe the above graph and answer the following question.

The following line graph shows the number of students who appeared in an exam in different years.

In which year did the maximum number of students appear in the exam?