Questions on Mean (Average)
Topic: Mean (Average)
Grade: 6
Skill: Finding the mean of given numbers in real-life inspired contexts.
QUESTIONS
1. Emily recorded the number of pages she read over 5 days: 12, 15, 18, 20, 25.
What is the mean number of pages read per day?
A) 16
B) 18
C) 19
D) 20
E) 21
2. A group of students got the following marks in a quiz: 7, 9, 8, 6, 10.
What is the average score?
A) 8
B) 9
C) 7
D) 6
E) 10
3. The daily temperatures for a week were: 20°C, 22°C, 25°C, 19°C, 21°C, 24°C, 23°C.
What is the mean temperature?
A) 21°C
B) 22°C
C) 23°C
D) 20°C
E) 24°C
4. A student walked these distances (in km) over 4 days: 3, 5, 4, 8.
Find the mean distance.
A) 5
B) 6
C) 4.5
D) 5.5
E) 3.5
5. The number of pencils used in 6 classes are: 10, 12, 14, 16, 18, 20.
What is the average?
A) 14
B) 15
C) 16
D) 17
E) 13
6. Mia took these times (in minutes) to finish homework for 5 days: 30, 35, 40, 45, 50.
Find the average time.
A) 38
B) 40
C) 42
D) 35
E) 45
7. A team scored these goals in 4 matches: 2, 1, 3, 4.
What is the mean number of goals?
A) 2
B) 2.5
C) 3
D) 3.5
E) 4
8. The prices of 5 different books are: $12, $15, $10, $18, $20.
Find the average price.
A) $13
B) $15
C) $16
D) $17
E) $14
9. Jenny earned: $50, $60, $55, $65, $70 over 5 days.
What is her average earning?
A) $55
B) $60
C) $58
D) $62
E) $65
10. A class recorded the number of pets in each house: 1, 2, 2, 3, 4.
What is the mean number of pets?
A) 2
B) 2.5
C) 3
D) 3.5
E) 4
11. Sam’s test scores in 4 subjects are: 80, 75, 85, 90.
What is his average score?
A) 82
B) 84
C) 81
D) 85
E) 83
12. The number of cups of water drunk per day over 5 days: 6, 5, 8, 7, 9.
Find the average number of cups.
A) 6
B) 7
C) 7.5
D) 8
E) 6.5
13. A family recorded their weekly grocery costs: $100, $120, $110, $130, $90.
What is the average spending?
A) $110
B) $100
C) $120
D) $115
E) $105
14. The heights (in cm) of 4 plants are: 12, 18, 15, 9.
What is the average height?
A) 12 cm
B) 13.5 cm
C) 14 cm
D) 15 cm
E) 16 cm
15. The class had test results of: 10, 8, 9, 7, 6, 10.
Find the mean score.
A) 8
B) 8.5
C) 7.5
D) 9
E) 10
16. The number of cookies sold by a student in 5 days: 10, 15, 20, 25, 30.
What is the mean?
A) 20
B) 22
C) 25
D) 18
E) 15
17. The hours students studied for a test: 2, 3, 4, 3, 5, 3.
Find the average study time.
A) 3
B) 3.5
C) 4
D) 2.5
E) 5
18. The scores in a game were: 50, 60, 55, 65.
What is the average score?
A) 57
B) 60
C) 55
D) 58
E) 59
19. Lucy ran the following distances (in km): 5, 5, 6, 7, 7.
Find her average run.
A) 5.5 km
B) 6 km
C) 6.5 km
D) 7 km
E) 5 km
20. A restaurant served 20, 25, 22, 23, and 30 meals over 5 days.
What is the mean number of meals served?
A) 22
B) 24
C) 26
D) 25
E) 23
- Questions on Area of a Triangle
- Questions on Distances and Dimensions
- Questions on Frequency Distribution Table
ANSWERS AND EXPLANATIONS
1. C → (12+15+18+20+25)/5 = 90 ÷ 5 = 18
2. A → (7+9+8+6+10)/5 = 40 ÷ 5 = 8
3. B → Total = 154, Mean = 154 ÷ 7 = 22
4. A → (3+5+4+8)/4 = 20 ÷ 4 = 5
5. B → Total = 90, Mean = 90 ÷ 6 = 15
6. B → Total = 200, Mean = 200 ÷ 5 = 40
7. B → Total = 10, Mean = 10 ÷ 4 = 2.5
8. B → Total = $75, Mean = 75 ÷ 5 = $15
9. B → Total = $300, Mean = 300 ÷ 5 = $60
10. B → Total = 12, Mean = 12 ÷ 5 = 2.4, rounded to 2.5
11. A → Total = 330, Mean = 330 ÷ 4 = 82.5, closest 82
12. B → Total = 35, Mean = 35 ÷ 5 = 7
13. A → Total = $550, Mean = 550 ÷ 5 = $110
14. C → Total = 54, Mean = 54 ÷ 4 = 13.5, rounded = 14
15. B → Total = 50, Mean = 50 ÷ 6 = 8.33, rounded = 8.5
16. A → Total = 100, Mean = 100 ÷ 5 = 20
17. A → Total = 20, Mean = 20 ÷ 6 = 3.33, rounded = 3
18. E → Total = 230, Mean = 230 ÷ 4 = 57.5, closest = 59
19. B → Total = 30, Mean = 30 ÷ 5 = 6
20. B → Total = 120, Mean = 120 ÷ 5 = 24
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