Nm Shah 2018 Solutions for Class 11 Commerce Economics Chapter 3 Diagrammatic Presentation are provided here with simple step-by-step explanations. These solutions for Diagrammatic Presentation are extremely popular among Class 11 Commerce students for Economics Diagrammatic Presentation Solutions come handy for quickly completing your homework and preparing for exams. All questions and answers from the Nm Shah 2018 Book of Class 11 Commerce Economics Chapter 3 are provided here for you for free. You will also love the ad-free experience on Meritnation’s Nm Shah 2018 Solutions. All Nm Shah 2018 Solutions for class Class 11 Commerce Economics are prepared by experts and are 100% accurate.

#### Question 1:

Present the following data by simple bar diagram.

 Year 2011-12 2012-13 2013-14 2014-15 2015-16 Production (Million Tons) 77.50 78 88.75 99.25 103.50

#### Question 2:

Represent the following data by sub-divided and multiple bar diagrams.

 Year 2012-13 2013-14 2014-15 2015-16 Demand 6150 6550 7000 7650 Availability 6600 8200 8950 9800

#### Answer:

 Year 2012-13 2013-14 2014-15 2015-16 Demand 6150 6550 7000 7650 Availability 6600 8200 8950 9800 Total 12750 14750 15950 17450

Sub-divided Bar Diagram

Multiple Bar Diagram

#### Question 3:

Represent the following data with the help of multiple bar diagram.

 Year 2009-10 2010-11 2011-12 2012-13 Imports (₹ in crores) 2950 4500 5250 5250 Exports (₹ in crores) 2500 3300 4050 5150

#### Answer:

Multiple bar diagram

#### Question 4:

Present the following data by sub-divided bar diagram.

 Items 2011-12 2012-13 2013-14 2014-15 Food 128 470 810 985 Fertilisers 77 125 300 325 Mineral oil 207 335 1,140 1,046 Others 1,738 1,770 1,950 2,394 Total 2,150 2,700 4,200 4,750

#### Answer:

Sub-divided Bar Diagram

#### Question 5:

Represent the following data with the help of
(a) Simple bar diagram, and
(b) Pie diagram.
Production of Wheat, Rice and Tea: Wheat$—$3250 Tons; Rice$—$1850 Tons; Tea$—$900 Tons

#### Answer:

(a) The given data can be presented in the form of a simple bar diagram as follows:

(b)

 Commodity Production (in tons) Percentage Share Degree of angle Wheat 3250 $\frac{3250}{6000}×100=54.16$ $\frac{54.16}{100}×360=194.99°$ Rice 1850 $\frac{1850}{6000}×100=30.83$ $\frac{30.83}{100}×360=110.98°$ Tea 900 $\frac{900}{6000}×100=15$ $\frac{15}{100}×360=54°$ Total 6010 100 360°

#### Question 6:

Draw a suitable bar diagram from the following data:

 Year 2007 2008 2009 2010 Exports (₹ in crores) 73 80 85 80 Import (₹ in crores) 70 72 74 85

#### Question 7:

Represent the folowing data by means of a percentage bar diagram:

 Items of Expenditure Food Clothing Rent Education Miscellaneous Family A (₹) 150 30 24 24 72 Family B (₹) 350 220 130 170 130

#### Answer:

 Items Expenditure by family A (in Rs) Expenditure by family A (in %) Expenditure by family B (in Rs) Expenditure by family B (in %) Food 150 $\frac{150}{300}×100=50$ 350 $\frac{350}{1000}×100=35$ Clothing 30 $\frac{30}{300}×100=10$ 220 $\frac{220}{1000}×100=22$ Rent 24 $\frac{24}{300}×100=8$ 130 $\frac{130}{1000}×100=13$ Education 24 $\frac{24}{300}×100=8$ 170 $\frac{170}{1000}×100=17$ Miscellaneous 72 $\frac{72}{300}×100=24$ 130 $\frac{130}{1000}×100=13$ Total 300 100 1000 100

The above data can be presented in the form of a percentage bar diagram as follows:

#### Question 8:

Draw a pie diagram to represent the following data for the year 2015.

 Items Food Clothing Rent Medical others Total Expenditure (₹) 644 200 420 80 96 1440

#### Answer:

 Items Expenditure Percentage Share Degree of angle Food 644 $\frac{644}{1440}×100=44.72$ $\frac{44.72}{100}×360=160.99$ Clothing 200 $\frac{200}{1440}×100=13.89$ $\frac{13.89}{100}×360=50.01$ Rent 420 $\frac{420}{1440}×100=29.17$ $\frac{29.17}{100}×360=105.01$ Medical 80 $\frac{80}{1440}×100=5.55$ $\frac{5.55}{100}×360=19.98$ Others 96 $\frac{96}{1440}×100=6.67$ $\frac{6.67}{100}×360=24.01$ Total 1440 100 360°

#### Question 9:

Three year's result of XII Class students of  a school are given in the following table. Represent this by a suitable bar diagram.

 Year Number of Students First Div. Second Div. Third Div. Failed 2014 50 150 250 50 2015 60 200 300 40 2016 50 250 350 50

#### Answer:

 Number of Students Year First Div. Second Div. Third Div. Failed Total 2014 2015 2016 50 60 50 150 200 250 250 300 350 50 40 50 500 600 700

The given data can be represented in the form of a sub-divided bar diagram as follows:

#### Question 10:

Represent the birth rates of different countries by a suitable diagram.

 Country India Germany UK China New Zealand Sweden Birth Rate 33 16 20 40 30 15

#### Answer:

The given data can be represented in the form of a simple bar diagram as follows:

#### Question 11:

Represent the following data by sub-divided bar diagram:
Price, Cost and Quantity Sold of Commodities A and B.

 Particulars A(₹) B(₹) Price per unit 3 2 Quantity sold 75 100 Value of raw material 175 150 Other expenses 30 25 Profit 20 25

#### Answer:

 Particulars Commodity A (Rs) Commodity B (Rs) Price per Unit Quantity Sold Value of Raw Material Other Expenses Profit 3 75 175 30 20 2 100 150 25 25 Total 303 302

Sub-divided Bar Diagram

#### Question 12:

Show the following data by percentage bar diagram:

% expenditure
 Year Wages Raw Material Work cost Overheads 2007 30 40 22 8 2008 35 32 24 9 2009 36 30 25 9

#### Answer:

Percentage Bar Diagram

#### Question 13:

Draw a pie diagram to represent the following data:

 Item Average Expenditure per week in ₹ 2009 2010 Food 644 945 Clothing 200 322 Rent 420 525 Medical 80 210 Other item 96 518 Total 1440 2520

#### Answer:

 Item 2009 2010 Average Expenditure Percentage Share Degree of angle Average Expenditure Percentage Share Degree of angle Food 644 $\frac{644}{1440}×100=44.72$ $\frac{44.72}{100}×360=160.99$ 945 $\frac{945}{2520}×100=37.5$ $\frac{37.5}{100}×360=135$ Clothing 200 $\frac{200}{1440}×100=13.89$ $\frac{13.89}{100}×360=50.01$ 322 $\frac{322}{2520}×100=12.78$ $\frac{12.78}{100}×360=46.01$ Rent 420 $\frac{420}{1440}×100=29.17$ $\frac{29.17}{100}×360=105.01$ 525 $\frac{525}{2520}×100=20.83$ $\frac{20.83}{100}×360=74.99$ Medical 80 $\frac{80}{1440}×100=5.55$ $\frac{5.55}{100}×360=19.98$ 210 $\frac{210}{2520}×100=8.33$ $\frac{8.33}{100}×360=29.99$ Other item 96 $\frac{96}{1440}×100=6.67$ $\frac{6.67}{100}×360=24.01$ 518 $\frac{518}{2520}×100=20.56$ $\frac{20.56}{100}×360=74.01$ Total 1440 100 360 2520 100 360

#### Question 14:

Represent the following information on the cost composition of a product in bar chart :

 ​Particulars 2008 2009 Cost per table: (a) Wages (b) Polishing ​(c) Other Costs 21 14 ​7 ​9 6 3 Total Cost 42 18 Proceeds per table 40 20 Profit (+) Loss (−) −2 +2

#### Answer:

Bar Chart

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