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Data Handling — Class 8 CBSE Mathematics MCQs with Solutions
Free Class 8 CBSE Mathematics Data Handling MCQs with step-by-step solutions. Practise online on Prepizo — no login needed.
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Sample questions with solutions
Q1 — easy
A coin is tossed once. What is the probability of getting a head?
A. 0
B. 1/4
C. 1/2 ✓ Correct
D. 1
Solution: One favourable outcome of two equally likely ones.
Q2 — easy
The range of the data 12, 18, 7, 25, 9 is:
A. 7
B. 16
C. 18 ✓ Correct
D. 25
Solution: Range = 25 − 7 = 18.
Q3 — easy
In a pie chart, the total of all sectors equals:
A. 180°
B. 270°
C. 360° ✓ Correct
D. 100°
Solution: A full circle is 360°.
Q4 — hard
Two coins are tossed together. What is the probability of getting exactly one head?
A. 1/4
B. 1/3
C. 1/2 ✓ Correct
D. 3/4
Solution: Outcomes HH, HT, TH, TT — two favourable out of four.
Q5 — hard
The mode of 4, 7, 4, 9, 7, 4, 11 is:
A. 4 ✓ Correct
B. 7
C. 9
D. 11
Solution: 4 appears three times, more than any other value.
Q6 — hard
The mean of 6 numbers is 15. One number, 20, is removed. Find the new mean.
A. 13
B. 14 ✓ Correct
C. 15
D. 16
Solution: Total 90; (90 − 20)/5 = 14.
Q7 — medium
In a pie chart, a sector represents 25% of the data. Its central angle is:
A. 45°
B. 60°
C. 90° ✓ Correct
D. 120°
Solution: 25% of 360° = 90°.
Q8 — medium
The mean of 5 numbers is 18. If four of them are 12, 15, 20 and 25, find the fifth.
A. 16
B. 18 ✓ Correct
C. 20
D. 22
Solution: Total 90; 90 − 72 = 18.
Q9 — medium
A bag has 3 red and 5 blue balls. What is the probability of drawing a red ball?
A. 3/8 ✓ Correct
B. 5/8
C. 3/5
D. 1/2
Solution: 3 favourable out of 8 total.