Q. 84.0( 3 Votes )

Read the following bar graph (Fig. 23.12) and answer the following questions:



(i) What is the information given by the bar graph?

(ii) State each of the following whether true or False?

(a) The number of government companies in 1957 is that of 1982 is 1: 9.

(b) The number of government companies have decreased over the year 1957 to 1983.

Answer :

(i) The given bar graph represents the number of government companies in India during some year.

(ii) (a) No. of government companies in 1957 = 50


No. of government companies in 1982 = 375


Therefore, the number of government companies in 1957 to that in 1982 =


=


So, the given statement is false.


(b) The height of the bars increase over the years. Hence, the statement is false.


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PREVIOUSGiven below (Fig. 23.11) is the bar graph indicating the marks obtained out of 50 in mathematics paper by 100 students. Read the bar graph and answer the following questions:(i) It is decided to distribute work books on mathematics to the students obtaining less than 20 marks, giving one work book to each of such students. If a work book costs Rs. 5, what sum is required to buy the work books?(ii) Every student belonging to the highest mark group is entitled to get a prize of Rs. 10. How much amount of money is required for distributing the prize money?(iii) Every student belonging to the lowest mark-group has to solve 5 problems per day. How many problems, in all, will be solved by the students of this group per day?(iv) State whether true or False:(a) 17% students have obtained marks ranging from 40 to 40.(b) 59 students have obtained marks ranging from 10 to 29.(v) What is the number of students getting less than 20 marks?(vi) What is the number of students getting more than 29 marks?(vii) What is the number of students getting marks between 9 and 40?(viii) What is the number of belonging to the highest mark group?(ix) What is the number of students obtaining more than 19 marks?NEXTRead the following bar graph and answer the following questions:(i) What information is given by the bar graph?(ii) Which state is the largest producer of rice?(iii) Which state is the largest producer of wheat?(iv) Which state has total production of rice and wheat as its maximum?(v) Which state has the total production of wheat and rice minimum?
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