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Chapter 3 Class 7 Data Handling
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Ex 3.3, 2 - Read the bar graph which shows number of books sold

Ex 3.3, 2 - Chapter 3 Class 7 Data Handling - Part 2
Ex 3.3, 2 - Chapter 3 Class 7 Data Handling - Part 3 Ex 3.3, 2 - Chapter 3 Class 7 Data Handling - Part 4

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Ex 3.3, 2 Read the bar graph (Fig 3.4) which shows the number of books sold by a bookstore during five consecutive years and answer the following questions: (i) About how many books were sold in 1989? 1990? 1992?Books sold in 1989 = 180 Books sold in 1990 = 480 Books sold in 1992 = 220 Ex 3.3, 2 (ii) In which year were about 475 books sold? About 225 books sold?Around 475 books were sold in Around 225 books were sold in Ex 3.3, 2 (iii) In which years were fewer than 250 books sold? Lower than 250 books were sold in 1989, 1992 We estimate the books by Drawing a horizontal line from top of 1989 bar to y-axis Where the line touches y-axis is the number of books.

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Davneet Singh

Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 12 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo.