alleryStart learning →The mean of the numbers 4, 8, 6, 10 and 12 is
A6
B7
C8
D9
Answer & Solution
Correct answer: C. 8
The five numbers add up to 40, and 40 divided by 5 is 8.
Keep practising Data interpretation and analysis
Browse all Data interpretation and analysis questions for Olympiad (Class 7), or explore more Mathematics topics.
Related questions
A pupil scored 76, 82 and 78. What is needed in a fourth test to average 80?A pupil averaged 72 in five tests. What score in a sixth test lifts the mean to 75?In a class of 36, a quarter walk and a third take the bus. The rest cycle. How many cycle?Nine students average 50 marks. The topper's 90 is removed. The mean of the other eight isSeven numbers have mean 9. The first four have mean 8 and the last four have mean 11. The The numbers 4, 6, 6, 8 and x have mean 7. Find x.Four ordered numbers have median 9. The larger middle number is 11. The smaller middle numThe mean of six values is 8. Each is tripled and then 2 is subtracted. The new mean is