CHAPTER -9 Data Handling | IMPORTANT QUESTIONS & MCQ |CLASS 6th | MATHS|NCERT |EDUGROWN
NCERT MCQ Questions for Class 6 Maths Chapter 9 Data Handling with Answers. MCQ Questions for Class 6 Maths with Answers were prepared based on the latest exam pattern. We have provided Knowing Our Numbers Class 6 Maths MCQs Questions with Answers to help students understand the concept very well
Chapter- 9 Data Handling Class 6th Maths Important Questions & MCQS
MCQ
Question 1.
The maximum marks obtained by any student is
(a) 95
(b) 78
(c) 75
(d) 25.
Answer
Answer: (a)
Question 2.
The minimum marks obtained by any student is
(a) 95
(b) 78
(c) 75
(d) 25.
Answer
Answer: (d)
Question 3.
How many students got the same marks?
(a) 2
(b) 3
(c) 4
(d) 5.
Answer
Answer: (a)
Hint:
62, 62
Question 4.
The difference between the maximum and mini¬mum marks obtained is
(a) 60
(b) 50
(c) 70
(d) 80.
Answer
Answer: (c)
Hint:
95 – 25 = 70
Question 5.
How many students got 75 or more marks?
(a) 1
(b) 2
(c) 3
(d) 4
Answer
Answer: (c)
Hint:
95, 78, 75
Question 6.
How many students got marks below 60?
(a) 1
(b) 2
(c) 3
(d) 4.
Answer
Answer: (d)
Hint:
55, 36, 42, 25
Question 7.
How many students got marks between 60 and 75?
(a) 1
(b) 2
(c) 3
(d) 4.
Answer
Answer: (c)
Hint:
62,62,73
Observe the following table and answer the related questions:
Question 8.
Which blood group is the most common?
(a) A
(b) B
(c) O
(d) AB.
Answer
Answer: (c)
Question 9.
Which blood group is the rarest?
(a) AE
(b) B
(c) A
(d) O.
Answer
Answer: (a)
Question 10.
What is the total number of students?
(a) 30
(b) 15
(c) 20
(d) 10.
Answer
Answer: (a)
Question 11.
The maximum frequency is
(a) 12
(b) 9
(c) 6
(d) 3.
Answer
Answer: (a)
Question 12.
The minimum frequency is
(a) 3
(b) 6
(c) 9
(d) 12
Answer
Answer: (a)
Question 13.
The difference between maximum and mini-mum frequency is
(a) 3
(b) 6
(c) 9
(d) 12.
Answer
Answer: (c)
Hint:
12 – 3 = 9
Question 14.
The ratio of the frequencies of blood groups AB and B is
(a) 1:2
(b) 1:3
(c) 2:3
(d) 3:4.
Answer
Answer: (a)
Hint:
3 : 6 = 1 : 2
Question 15.
The ratio of the frequencies of blood groups B and O is
(a) 1:3
(b) 2:3
(c) 3 :4
(d) 1:2.
Answer
Answer: (d)
Hint:
6 : 12 = 1 : 2
Important Questions
Question 1.
A die was thrown 35 times and the following numbers were obtained:
5, 1, 4, 2, 3, 2, 6, 6, 1, 4, 2, 5, 4, 5, 3, 6, 1, 5
2, 6, 2, 5, 4, 1, 3, 2, 1, 4, 1, 6, 2, 6, 3, 3, 3
Prepare a frequency table for the data.
Solution:
From the given data, we have the following table.
Question 2.
The result of a Mathematics test is as follows:
80, 90, 70, 80, 80, 60, 80, 70, 90, 65, 100, 60, 70, 60, 70, 85, 65, 70, 70, 85, 90, 60, 65, 80, 60
Make a frequency table for the above data and answer the following questions:
(a) What is the maximum marks obtained?
(b) How many students score less than 75 marks?
(c) How many students scored 80 marks or above?
(d) How many students appeared in the test?
Solution:
From the above information, we have the following table.
(a) Maximum marks obtained by a student = 100
(b) 5 + 3 + 6 = 14 students obtained marks less than 75.
(c) 5 + 2 + 3 + 1 = 11 students scored marks 80 or above 80.
(d) Total 25 students were appeared in the test.
Question 3.
Mr. Rajan made a pictograph given below to show the number of cars washed at a car washing station during three days of a week.
From the pictograph, find that:
(a) How many cars were washed on
(i) Friday
(ii) Saturday
(iii) Sunday?
(b) On which day the maximum number of cars were washed at the station?
(c) On which day the minimum number of cars were washed at the station?
(d) How many more cars were washed on Saturday than on Friday?
Solution:
(a) (i) On Friday – 4 x 5 = 20 cars
(ii) On Saturday – 9 x 5 = 45 cars
(iii) On Sunday – 7 x 5 = 35 cars.
(b) On Saturday, the maximum number of cars,
i.e., 9 x 5 = 45 were washed at the stations.
(c) On Friday, the minimum number of cars,
i.e., 4 x 5 = 20 were washed on the station.
(d) 45 – 20 = 25 more cars were washed on Saturday than on Friday.
Question 4.
Read the pictograph given below and answer the following questions:
Persons employed in one year
(a) What is the number of persons employed in government service?
(b) How many more person were employed in government service than in private service?
(c) In which service, were the maximum number of persons employed?
Solution:
(a) Number of persons employed in government service = 10 x 3000 = 30,000
(b) 10 x 3000 – 6 x 3,000 = 30,000 – 18,000 = 12,000 persons were employed more in government service than in private service.
(c) In government service, the maximum number of persons were employed.
Question 5.
In March 2012, children for six colonies of Meerut were given pulse polio Drops. The colony wise number of children were as follows:
Represent the data by pictograph.
Solution:
Pictograph:
Question 6.
The given bar graph represents the frequency of a, e, i, o, and u in a piece of English writing.
(a) Which letter occurred the maximum number of times?
(b) Which letter occurred 40 times?
(c) Which letter occurred less than 30 times?
(d) Write down the five letters in the decreasing order of frequencies.
Solution:
(a) a letter occurred the maximum number of times.
(b) i letter occurred 40 times.
(c) u letter occurred less than 30 times.
(d) a, e, o, i, u is the decreasing order of their frequencies.
Question 7.
The marks obtained by six students in Mathematics are given below. Represent the. data by a bar graph. Use a scale of 0.5 cm for each name on the horizontal axis and 0.5 cm for 10 marks on the vertical axis.
Solution:
The required bar graph is given as below:
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