Board Exam 2026

NCERT Class 10 Maths Chapter 13 Online Test – Statistics (50 MCQs) | Board Exam 2026

📅 Saturday, 31 January 2026 📖 पढ़ रहे हैं...
NCERT Class 10 Maths Chapter 13 Online Test – Statistics (50 MCQs)
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NCERT Class 10 Maths – Chapter 13: Statistics

Numerical MCQ Test (Strictly NCERT Based) – Board Exam 2026

Q1. Find the mean of data: 2, 4, 6, 8.

4
5
6
7
Mean = (2+4+6+8)/4 = 5.

Q2. Find the mean of first 10 natural numbers.

5.5
5
6
10
Mean = (n+1)/2 = 11/2 = 5.5.

Q3. Mean of 3, 7, 11, 15 is:

8
9
9
10
Mean = (3+7+11+15)/4 = 9.

Q4. If Σfx = 500 and Σf = 25, mean is:

15
18
22
20
Mean = Σfx/Σf = 500/25 = 20.

Q5. Class mark of class interval 10–20 is:

10
15
20
30
Class mark = (10+20)/2 = 15.

Q6. Mean of 5, 10, 15, 20 is:

12.5
15
10
20
(5+10+15+20)/4 = 12.5.

Q7. If mean of 5 observations is 12, their sum is:

50
55
60
65
Sum = mean × number = 12×5 = 60.

Q8. Mean of data 4, 6, 8, x is 7. Find x.

8
9
10
10
(4+6+8+x)/4 = 7 ⇒ x = 10.

Q9. Mean of first 20 natural numbers is:

9.5
10.5
11
20
Mean = (n+1)/2 = 21/2 = 10.5.

Q10. Mean of 1, 3, 5, 7, 9 is:

5
6
7
9
Mean = 25/5 = 5.

Q11. If mean of x, 10, 20 is 15, x is:

10
12
15
20
(x+10+20)/3 = 15 ⇒ x = 15.

Q12. Mean of data 2, 5, 8, 11 is:

6
6.5
7
8
Mean = 26/4 = 6.5.

Q13. Mean of first 5 odd numbers is:

5
6
7
9
(1+3+5+7+9)/5 = 5.

Q14. Mean of data: 10, 20, 30, 40 is:

20
22
24
25
Mean = 100/4 = 25.

Q15. Mean of 6 numbers is 9. Sum of numbers is:

45
54
60
63
Sum = 9×6 = 54.

Q16. Mean of first 50 natural numbers is:

24
25
25.5
50
(50+1)/2 = 25.5.

Q17. Mean of data 1, 2, 3, 4, 5 is:

3
4
5
2
Mean = 15/5 = 3.

Q18. If mean of 8 numbers is 12, sum is:

84
96
100
120
Sum = 12×8 = 96.

Q19. Mean of 7, 14, 21 is:

10
12
13
14
Mean = 42/3 = 14.

Q20. Mean of first 100 natural numbers is:

50.5
49.5
51
100
(100+1)/2 = 50.5.

Q21. Mean of 4 numbers is 10. Sum is:

20
40
30
50
Sum = 10×4 = 40.

Q22. Mean of data 5, 10, 15 is:

8
9
10
15
Mean = 30/3 = 10.

Q23. Mean of first 4 even numbers is:

5
4
6
8
(2+4+6+8)/4 = 5.

Q24. Mean of 12, 15, 18 is:

14
15
16
15
Mean = 45/3 = 15.

Q25. Mean of 2, 6, 10, 14 is:

6
8
10
12
Mean = 32/4 = 8.

Q26. Mean of 9, 11, 13 is:

11
10
12
13
Mean = 33/3 = 11.

Q27. Mean of first 6 natural numbers is:

2.5
3
3.5
6
(6+1)/2 = 3.5.

Q28. Mean of data 10, 30, 50 is:

25
30
35
50
Mean = 90/3 = 30.

Q29. Mean of first 3 odd numbers is:

3
5
7
9
(1+3+5)/3 = 3.

Q30. Mean of 4, 8, 12, 16 is:

8
9
10
10
Mean = 40/4 = 10.

Q31. Mean of 6, 12, 18 is:

10
12
15
18
Mean = 36/3 = 12.

Q32. Mean of first 8 natural numbers is:

4.5
4
5
8
(8+1)/2 = 4.5.

Q33. Mean of data 7, 14, 21, 28 is:

14
16
17.5
18
Mean = 70/4 = 17.5.

Q34. Mean of first 4 natural numbers is:

2
2.5
3
4
(4+1)/2 = 2.5.

Q35. Mean of data 20, 40, 60 is:

40
30
50
60
Mean = 120/3 = 40.

Q36. Mean of 5 numbers is 6. Sum is:

20
25
28
30
Sum = 6×5 = 30.

Q37. Mean of data 1, 4, 7, 10 is:

4
5.5
6
7
Mean = 22/4 = 5.5.

Q38. Mean of first 7 natural numbers is:

4
3.5
5
7
(7+1)/2 = 4.

Q39. Mean of data 2, 6, 10 is:

5
6
6
8
Mean = 18/3 = 6.

Q40. Mean of 11, 22, 33 is:

20
22
25
33
Mean = 66/3 = 22.

Q41. Mean of first 9 natural numbers is:

5
4.5
6
9
(9+1)/2 = 5.

Q42. Mean of data 3, 6, 9, 12 is:

6
7
8
7.5
Mean = 30/4 = 7.5.

Q43. Mean of 4 numbers is 7. Sum is:

24
28
30
35
Sum = 7×4 = 28.

Q44. Mean of data 15, 25, 35 is:

25
20
30
35
Mean = 75/3 = 25.

Q45. Mean of first 12 natural numbers is:

6
6.5
6.5
12
(12+1)/2 = 6.5.

Q46. Mean of data 8, 16, 24 is:

14
16
18
24
Mean = 48/3 = 16.

Q47. Mean of first 2 natural numbers is:

1.5
2
1
3
(2+1)/2 = 1.5.

Q48. Mean of data 6, 9, 12, 15 is:

9
10
11
10.5
Mean = 42/4 = 10.5.

Q49. Mean of first 6 even numbers is:

6
7
8
12
(2+4+6+8+10+12)/6 = 7.

Q50. Mean of 18, 24, 30 is:

22
23
24
26
Mean = 72/3 = 24.
Q1 Mean of 2,4,6,8. Q2 Mean of first 10 natural numbers. Q3 Mean of 3,7,11,15. Q4 Mean using Σfx and Σf. Q5 Class mark of 10–20. Q6 Mean of 5,10,15,20. Q7 Sum using mean. Q8 Finding missing observation using mean. Q9 Mean of first 20 natural numbers. Q10 Mean of odd numbers. Q11 Missing observation using mean. Q12 Mean of 2,6,10. Q13 Mean of odd numbers. Q14 Mean of 10,20,30,40. Q15 Sum using mean. Q16 Mean of first 50 natural numbers. Q17 Mean of 1–5. Q18 Sum using mean. Q19 Mean of 7,14,21. Q20 Mean of first 100 natural numbers. Q21 Sum using mean. Q22 Mean of 5,10,15. Q23 Mean of first 4 even numbers. Q24 Mean of 12,15,18. Q25 Mean of 2,6,10,14. Q26 Mean of 9,11,13. Q27 Mean of first 6 natural numbers. Q28 Mean of 10,30,50. Q29 Mean of odd numbers. Q30 Mean of 4,8,12,16. Q31 Mean of 6,12,18. Q32 Mean of first 8 natural numbers. Q33 Mean of 7,14,21,28. Q34 Mean of first 4 natural numbers. Q35 Mean of 20,40,60. Q36 Sum using mean. Q37 Mean of 1,4,7,10. Q38 Mean of first 7 natural numbers. Q39 Mean of 2,6,10. Q40 Mean of 11,22,33. Q41 Mean of first 9 natural numbers. Q42 Mean of 3,6,9,12. Q43 Sum using mean. Q44 Mean of 15,25,35. Q45 Mean of first 12 natural numbers. Q46 Mean of 8,16,24. Q47 Mean of first 2 natural numbers. Q48 Mean of 6,9,12,15. Q49 Mean of first 6 even numbers. Q50 Mean of 18,24,30.
Disclaimer: We are not affiliated with NCERT. Although every care has been taken in creating this test, in case of any confusion, students should consider the NCERT textbooks and the opinion of their subject teacher as final.

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