NCERT Solutions for Class 7 Maths Chapter 3 Data Handling MCQ, are part of NCERT Solutions for Class 7 Maths. Here we have given NCERT Solutions for Class 7 Maths Chapter 3 Data Handling MCQ.
NCERT Solutions for Class 7 Maths Chapter 3 Data Handling MCQ
Important Multiple Choice Questions
The number of tourists visiting a historical place in a week is shown in the following table :
Answer the following related questions.
1. On which day is the number of tourists maximum?
(a) Sunday
(b) Wednesday
(c) Tuesday
(d) Saturday.
2. On which day is the number of tourists minimum?
(a) Friday
(b) Monday
(c) Thursday
(d) Saturday.
3. On which day 60 tourists visit?
(a) Monday
(b) Tuesday
(c) Friday
(d) Sunday.
4. What is the difference between the num-ber of tourists visiting on Friday and Monday?
(a) 10
(b) 24
(c) 38
(d) 5.
5. The sum of the number of tourists visit-ing on Sunday and Friday is
(a) 160
(b) 60
(c) 220
(d) 100.
6. The difference between the maximum and minimum number of tourists is
(a) 50
(b) 80
(c) 90
(d) 100.
7. A batsman scored the following number of runs in six innings:
35, 30, 45, 65, 39, 20
The mean runs scored by him in an inning is
(a) 39
(b) 38
(c) 37
(d) 40.
8. The mean of the numbers 10,20, 30 and 40 is
(a) 20
(b) 25
(c) 30
(d) 50.
9. The range of the weights (in kg) of a students of a class given below is:
49, 60, 47, 50, 47, 59, 58, 45, 53
(a) 10
(b) 15
(c) 20
(d) 2.
10. The marks of 11 students of a class are as given below:
78, 11, 99, 63, 94, 6, 78, 36, 30, 55, 22
The range of marks is
(a) 90
(b) 91
(c) 92
(d) 93.
11. The rainfall (in mm) in a city on 7 days of a certain week was recorded as follows:
On how many days was the rainfall less than 6 mm?
(a) 0
(b) 3
(c) 6
(d) 7.
12. The mode of the distribution 3,5, 7, 4, 2, 1, 4, 3, 4 is
(a) 7
(b) 4
(c) 3
(d) 1.
13. The marks of some students are as given below:
30, 31, 32, 32, 33, 32, 34, 35, 30, 31, 33, 32
Find the mode of their marks.
(a) 30
(b) 31
(c) 32
(d) 33.
14. The median of the distribution 2, 3, 4, 7, 5, 1, 6 is
(a) 1
(b) 2
(c) 3
(d) 4.
15. The median of the data 20, 30, 40, 10, 15, 25, 35 is
(a) 20
(b) 25
(c) 30
(d) 40.
16. Which of the following statements is true?
(a) The mode is always one of the numbers in a data
(b) The mean is always one of the numbers in a data
(c) Mean < Mode in a data
(d) Median < Mode in a data.
17. A coin is tossed. What is the probability of getting head?
(a) 0
(b) 1
(c) \(\frac { 1 }{ 2 } \)
(d) 2
18. A coin is tossed. What is the probability of getting tail?
(a) 1
(b) \(\frac { 1 }{ 2 } \)
(c) 2
(d) 0
19. A die is thrown. What is the probability of getting 1?
(a) 0
(b) 1
(c) \(\frac { 1 }{ 2 } \)
(d) \(\frac { 1 }{ 6 } \)
20. A die is thrown. What is the probability of getting 6?
(a) 0
(b) \(\frac { 1 }{ 6 } \)
(c) \(\frac { 1 }{ 2 } \)
(d) 1
Read the following bar graph and answer the following related questions :
21. Who got the maximum marks?
(a) Apala
(b) Meenu
(c) Saroj
(d) Indu.
22. Who got the minimum marks?
(a) Apala
(b) Meenu
(c) Vimla
(d) Indu.
23. The difference between maximum and minimum marks is
(a) 100
(d) 200
(c) 400
(d) 500.
24. The ratio between the marks obtained by Saroj and Vimla is
(a) 1:2
(b) 2 : 3
(c) 3:4
(d) 1 : 6.
25. How many girls have got marks more than 100?
(a) 2
(b) 3
(c) 4
(d) 1.
26. Who has got 400 marks?
(a) Vimla
(b) Saroj
(c) Indu
(d) Apala.
27. The difference between the marks obtained by Vimla and Saroj is how many times the difference between the marks obtained by Meenu and Saroj?
(a) 2
(b) 3
(c) 4
(d) 6.
28. How many girls have got marks less than 600?
(a) 1
(b) 2
(c) 3
(d) 4
Sale of Mathematics and English books in the year 2005, 2006, 2007 and 2008 are given below :
Answer the following related questions :
29. In which year is the difference in the sale minimum?
(a)2008
(b) 2007
(c) 2006
(d) 2005.
30. In which year is the difference in the sale maximum?
(a)2005
(b) 2006
(c) 2007
(d) 2008.
31. The ratio of sales in the year 2005 is
(a) 2 : 1
(b) 3 : 1
(c) 4 : 1
(d) 2 : 3.
32. The rise in the sale of Mathematics books from 2005 to 2008 is
(a) 100
(b) 200
(c) 300
(d) 400.
33. The fall in the sale of English books from 2006 to 2007 is
(a) 50
(b) 100
(c) 150
(d) 200.
Number of children in six different classes are given below :
Answer the following related questions.
34. In which class is the number of children maximum?
(a) 6
(b) 7
(c) 8
(d) 9.
35. In which class is the number of children minimum?
(a) 8
(b) 9
(c) 10
(d) 11.
36. The difference between the maximum and minimum number of children is
(a) 100
(b) 200
(c) 300
(d) 400.
37. In how many classes is the number of childern less than 500?
(a) 2
(b) 4
(c) 5
(d) 6.
38. In how many classes is the number of childern more than 100?
(a) 6
(b) 4
(c) 3
(d) 1.
39. The ratio of the number of childern of class 6 and 11 is
(a) 3 : 1
(b) 2:1
(c) 2 : 3
(d) 1 : 4.
40. The total number of childern is
(a) 1775
(b) 1675
(c) 1575
(d) 1785.
ANSWERS
HINTS / SOLUTIONS
1. Sunday → 160.
2. Friday → 60.
3. 60 → Friday.
4. 65 – 60 = 5.
5. 160 + 60 = 220.
6. 160 – 60 = 100.
7. Mean = \(\frac { 35+30+45+65+39+20 }{ 6 } \)
= \(\frac { 234 }{ 6 } \) = 39
8. Mean = \(\frac { 10+20+30+40 }{ 4 } \) = \(\frac { 100 }{ 4 } \) = 25.
9. Range = 60 – 45 = 15.
10. Range = 99 – 6 = 93.
11. On each day,rainfall < 6 mm.
12. 4 occurs maximum number (3) times.
13. 32 occurs maximum number (4) times.
14. 1. 2. 3. 4. 5. 6. 7.
15. 10. 15. 20. 25. 30. 35. 40.
17. A coin has two faces.
18. A coin has two faces.
19. A die has six faces.
20. A die has six faces.
21. Apala → 600.
22. Meenu → 100.
23. 600 – 100 = 500.
24. 200 : 400 = 1 : 2.
25. 200, 300, 400, 500 → 4.
26. 400 → Vimla.
27. 400 – 200 = 200; 200 – 100 = 100; 200 = 2 x 100.
28. 100, 200, 300, 400 → 4.
29. 2008 → 500 – 500 = 0.
30. 400 – 200 = 200.
31. 200 : 100 = 2 : 1.
32. 500 – 200 = 300.
33. 250 – 200 = 50.
34. 6 → 400.
35. 11 → 200.
36. 400 – 200 = 200.
37. In each class, number of students < 500.
38. In each class, number of students > 100.
39. 400 : 200 = 2 : 1.
40. 400 + 350 + 320 + 280 + 225 + 200 = 1775.
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