Page 1 Point to Remember : 1. Bar graph or column graph. A bar graph is a pictorial representation of numerical data in the form of a rectangles or bars of equal width and varying lengths. Q. 1. Look at the bar graph given below : Read it carefully and answer the questions given below : (i) What information does the bar graph give ? (ii) In which subject is the student poorest ? (iii) In which subject is the student best ? (iv) In which subject did he get more than 40 marks ? Sol. (i) The given bar graph shows the marks obtained by a student in each of the four subjects in an examination. (ii) The student is poorest in Science. (iii) The student is best in Mathematics. (iv) He got more than 40 marks in Hindi and Mathematics. Q. 2. In a survey of 60 families of a colony, the number of members in each family was recorded Page 2 Point to Remember : 1. Bar graph or column graph. A bar graph is a pictorial representation of numerical data in the form of a rectangles or bars of equal width and varying lengths. Q. 1. Look at the bar graph given below : Read it carefully and answer the questions given below : (i) What information does the bar graph give ? (ii) In which subject is the student poorest ? (iii) In which subject is the student best ? (iv) In which subject did he get more than 40 marks ? Sol. (i) The given bar graph shows the marks obtained by a student in each of the four subjects in an examination. (ii) The student is poorest in Science. (iii) The student is best in Mathematics. (iv) He got more than 40 marks in Hindi and Mathematics. Q. 2. In a survey of 60 families of a colony, the number of members in each family was recorded and the data has been represented by the bar graph given below : Read the bar graph carefully and answer the following questions : (i) What information does the bar graph give ? (ii) How many families have 3 members ? (iii) How many couples have no child ? (iv) Which type of family is the most common ? Sol. (i) The given bar graph shows the number of members in each of the 60 families of a colony. (ii) 10 families have 3 members each. (iii) 5 couples have no child. (iv) A family of 4 members is most common. Q. 3. Look at the bar graph given below : Bar graph showing the number of cycles produced in a factory during five weeks. Page 3 Point to Remember : 1. Bar graph or column graph. A bar graph is a pictorial representation of numerical data in the form of a rectangles or bars of equal width and varying lengths. Q. 1. Look at the bar graph given below : Read it carefully and answer the questions given below : (i) What information does the bar graph give ? (ii) In which subject is the student poorest ? (iii) In which subject is the student best ? (iv) In which subject did he get more than 40 marks ? Sol. (i) The given bar graph shows the marks obtained by a student in each of the four subjects in an examination. (ii) The student is poorest in Science. (iii) The student is best in Mathematics. (iv) He got more than 40 marks in Hindi and Mathematics. Q. 2. In a survey of 60 families of a colony, the number of members in each family was recorded and the data has been represented by the bar graph given below : Read the bar graph carefully and answer the following questions : (i) What information does the bar graph give ? (ii) How many families have 3 members ? (iii) How many couples have no child ? (iv) Which type of family is the most common ? Sol. (i) The given bar graph shows the number of members in each of the 60 families of a colony. (ii) 10 families have 3 members each. (iii) 5 couples have no child. (iv) A family of 4 members is most common. Q. 3. Look at the bar graph given below : Bar graph showing the number of cycles produced in a factory during five weeks. Study the bar graph carefully and answer the questions given below : (i) In which week was the production maximum ? (ii) In which week was the production minimum ? (iii) What is the average production during these five weeks ? (iv) How many cycles were produced in the first 3 weeks ? Sol. (i) The production was maximum in the 2nd week. (ii) The production was minimum in the 4th week. (iii) The average production is 720 per week. (iv) 2400 cycles were produced in the first three weeks. Q. 4. 51 students from a locality use different modes of transport to a school as shown by the bar graph given below : Look at the bar graph given above and answer the questions given below : (i) What does the above bar graph show ? (ii) Which mode of transport is used by maximum number of students ? (iii) How many students use bus for going to school ? (iv) How many students of the locality do not use bus for going to school ? Sol. (i) The given bar graph shows the different modes of transport to a school used by 51 students of a locality. (ii) Maximum number of students use bicycle for going to school. (iii) 14 students use bus for going to school. (iv) 37 students do not use bus for going to school.Read More

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