Introduction to Graphs Test

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Introduction to Graphs Test - 7

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Weekly Quiz Competition

Question 1
1 / -0

The bar chart shows the number of workers employed by a trading companyin three years. Calculate the difference between the total number of male and female workers employed over those three years.

A
1

B
2

C
4

D
6

Solution

The number of male workers in $$2003=5$$,
the number of male workers in $$2004=7$$ and
the number of male workers in $$2005=9$$.
So the total of male workers in $$3 yrs.=5+7+9=21$$.
Again The number of female workers in $$2003=8$$,
the number of female workers in $$2004=9$$ and
the number of female workers in $$2005=5$$.
So the total of female workers in $$3 yrs.=8+9+5=22$$.
$$\therefore $$ The difference between the male & female workers $$=22-21=1$$.
Ans- Option A.
Question 2
1 / -0

On joining the points if we get a straight line, that graph is called.

A
Bar graph

B
Pie chart

C
Line graph

D
None of these

Solution

A chart which displays information as a series of data points connected by straight line is known as line graph.
Question 3
1 / -0

The line graph shows the monthly expenditure of Vasu family. The total expenditure over the first $$3$$ months is

A
$$Rs. 320$$

B
$$Rs. 600$$

C
$$Rs. 1100$$

D
$$Rs. 1400$$

Solution

In the graph, 1 unit on y-axis $$=Rs.100$$

The monthly expenses of Basu family in the month of

In January, the expenditure is marked upto $$5$$ units $$=Rs.500$$

In February, the expenditure is marked upto $$6$$ units $$=Rs.600$$

In March, the expenditure is marked upto $$3$$ units $$=Rs.300$$

$$\therefore $$ The total expenditure over the first $$3$$ months $$=Rs.(500+600+300)$$

$$=Rs.1400$$
Question 4
1 / -0

The given line graph shows the growth rate of a kitten During which $$2$$ month period the kittens weight increased the most

A
$$0$$ to $$2$$ months

B
$$2$$ to $$4$$ months

C
$$4$$ to $$6$$ months

D
$$6$$ to $$8$$ months

Solution

The line graph shown is steepest from the period of $$2$$ months to $$4$$ months showing that the growth is maximum
Question 5
1 / -0

The bar chart represents the data given in the frequency table shown below. The bar for which year is incorrectly drawn?

A
1995

B
1996

C
1997

D
1998
Question 6
1 / -0

Which of the following represents data that continuously changes over periods of time?

A
Bar graph

B
Circle graph

C
Histogram

D
Line graph

Solution

Data that is arranged in columns or rows on a worksheet can be plotted in a line chart. Line charts can display continuous data over time, set against a common scale, and are therefore ideal for showing trends in data at equal intervals. In a line chart, category data is distributed evenly along the horizontal axis, and all value data is distributed evenly along the vertical axis

Hence, answer is Line graph
Question 7
1 / -0

In which city number of people watching T.V is same as people reading newspaper?

A
Delhi

B
Mumbai

C
Kolkata

D
Patna

Solution

In Kolkata people watching T.V is same as reading newspaper i.e $$30$$
$$\therefore$$ Correct answer is option $$C$$.
Question 8
1 / -0

A _____ is the representation of data by using graphical symbols such as lines, bars, pie slices, histogram etc.

A
flow chart

B
diagram

C
equation

D
graph

Solution

A graph is the representation of data by using graphical symbols such as lines, bars, pie slices, histogram etc.
Example: Line graph representing the temperature of $$8$$ days.
Question 9
1 / -0

A graph showing two sets of data simultaneously is known as

A
pictograph

B
histogram

C
pie chart

D
double bar graph

Solution

Answer;- A graph showing two sets of data simultaneously is known as a double bar graph.
So the correct option is D.
Question 10
1 / -0

The line graph shows the income of RBI department. In which of the years was the annual income the maximum?

A
$$1996$$

B
$$1999$$

C
$$2000$$

D
$$2001$$

Solution

In graph shows the income of the RBI department was maximum in the year $$1999$$.