Introduction to Data Interpretation
Direction: Study the graph and answer the questions.
 In case of which soft drink was the average annual sale minimum during the period 19881993?

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As per the given bar graph , we have
Total annual sales of Dew drop = 10 + 15 + 25 + 15 + 30 + 25 = 120
Number of given years = 6Average annual sales of Dew drop = Total annual sales of Dew drop Number of given years
Correct Option: D
As per the given bar graph , we have
Total annual sales of Dew drop = 10 + 15 + 25 + 15 + 30 + 25 = 120
Number of given years = 6Average annual sales of Dew drop = Total annual sales of Dew drop Number of given years Average annual sales of Dew drop = 120 = 20 lakh bottles. 6
Average annual sales of Cool  sip = 20 lakh bottles.
Hence , correct answer is option D .
 In which year sale of Dewdrop is maximum?

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According to given bar graph , we have
Sales of Dew  drop in 1992 = 30 lakh bottles.Correct Option: B
According to given bar graph , we have
Sales of Dew  drop in 1992 = 30 lakh bottles , which is maximum .Hence , required year is 1992 .
 What was the approximate percent increase in sales of Coolsip in 1990 over its sales in 1989?

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As per the given bar graph , we have
Sales of cool – sip in 1989 = 6 lakh bottles
Sales of cool – sip in 1990 = 19 lakh bottles
Increase = 19  6 = 13 lakh bottlesRequired percent = Increase × 100 Sales of cool – sip in 1989
Correct Option: E
As per the given bar graph , we have
Sales of cool – sip in 1989 = 6 lakh bottles
Sales of cool – sip in 1990 = 19 lakh bottles
Increase = 19  6 = 13 lakh bottlesRequired percent = Increase × 100 Sales of cool – sip in 1989 Required percent = 13 × 100 ≈ 217 6
 What was the approximate percent drop in the sale of Pepup in 1990 over its sale in 1989?

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According to given bar graph , we have
Sales of Pep – up in year 1989 ⇒ 35 lakh bottles
Sales of Pep – up in year 1990 ⇒ 30 lakh bottles∴ Required percent = Sales of Pep – up in year 1989  Sales of Pep – up in year 1990 × 100 Sales of Pep – up in year 1989
Correct Option: B
According to given bar graph , we have
Sales of Pep – up in year 1989 ⇒ 35 lakh bottles
Sales of Pep – up in year 1990 ⇒ 30 lakh bottles∴ Required percent = Sales of Pep – up in year 1989  Sales of Pep – up in year 1990 × 100 Sales of Pep – up in year 1989 Required percent = 35  30 × 100 35 Required percent = 100 ≈ 14 % 7
 In case of which soft drink was the average annual sale maximum during the period 19881993?

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As per the given bar graph , we have
Total annual sales of coolsip = 25 + 6 + 19 + 15 + 25 + 30 = 120
Number of given years = 6Average annual sales of coolsip during 1988 – 1993 = Total annual sales of coolsip Number of given years Average annual sales of coolsip during 1988 – 1993 = 120 = 20 lakh bottles 6
Total annual sales of Pep up = 30 + 35 + 30 + 25 + 20 + 20 = 160
Number of given years = 6Correct Option: A
As per the given bar graph , we have
Total annual sales of coolsip = 25 + 6 + 19 + 15 + 25 + 30 = 120
Number of given years = 6Average annual sales of Pep up during 1988 – 1993 = Total annual sales of Pep up Number of given years Average annual sales of coolsip during 1988 – 1993 = Total annual sales of coolsip Number of given years Average annual sales of coolsip during 1988 – 1993 = 120 = 20 lakh bottles 6
Total annual sales of Pep up = 30 + 35 + 30 + 25 + 20 + 20 = 160
Number of given years = 6Average annual sales of Pep up during 1988 – 1993 = Total annual sales of Pep up Number of given years Average annual sales of Pep up during 1988 – 1993 = 160 = 26 2 lakh bottles. 6 3