What Is Graph, Representation of Graph

Q.

There are $18$ boys and $22$ girls in the class. What is the ratio of boys to girls?

Q.

A bar graph is used to show ____________.

1. comparison among whole.

2. All of these.

3. comparison among categories.

4. comparison among data in intervals

Q.

The line graph below shows people in a store at various times of the day.
What is the busiest time of the day at the store?

1. 1 pm

2. 3 pm

3. 11 am

4. 2 pm

Q.

Which of the following statements is correct?

1. There is no difference between line graphs and linear graphs.

2. A linear graph is smooth and does not have breaks in it.

3. All line graphs are linear graphs.
4. A line graph is smooth and does not have breaks in it.

Q. In the pie chart given, what is the percentage of people who like reading? (It can be inferred that the percentage of people who like playing is 38%)

1. 30%
2. 42%
3. 28%
4. 34%

Q.

The graph shows the distribution of TV viewership for TV channels in the year 2012-13. The % distribution for entertainment is ___

1. 30%

2. 40%

3. 50%

4. 60%

Q. The given graph is a .

1. Line graph
2. Linear graph
3. Bar graph

Q.
Find the percentage of people in the height range 149.5-159.5.

1. 30

Q.

From the given data, what can be said about the speed?

$$\begin{array}{ccccccc}Distancecovered\left(inkms\right)& 80& 100& 120& 140& 160& 180\\ Timetaken\left(inhrs\right)& 4& 6& 8& 10& 12& 14\end{array}$$

1. Constant

2. Increases

3. Decreases

4. We cannot say from the given data

Q.

From the given data, what can be said about the speed?

$\begin{array}{ccccccc}\text{Distance covered (in kms)}& 80& 100& 120& 140& 160& 180\\ \text{Time taken (in hrs)}& 4& 6& 8& 10& 12& 14\end{array}$

1. Constant

2. Increases

3. Decreases

4. We cannot say from the given data

Q.

Which of the following is true about a line graph?

1. A line graph displays data that changes continuously over a period of time.

2. A line graph can be obtained from a histogram.

3. A line graph can be obtained from a bar graph.

4. All of these.

Q. In pie-chart, data is represented using rectangular bars.

1. True
2. False