The average of 11 results is 50. If the average of the first six results is 49 and that of the last six is 52, the sixth number is -
A. 48
B. 50
C. 52
D. 56
Answer: Option D
Solution (By Examveda Team)
According to the question,Average of 11 numbers is = 50
sum of 11 numbers is = 50 × 11 = 550
∴ VI number
= 312 + 294 - 550
= 56
This Question Belongs to Arithmetic Ability >> Average
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