The average of 6 numbers is 7. The average of the three numbers of them is 5. What will be the average of remaining numbers?
(a) 15 (b) 30 (c) 9 (d) 42
Question ID - 51366 | SaraNextGen Top Answer The average of 6 numbers is 7. The average of the three numbers of them is 5. What will be the average of remaining numbers?
(a) 15 (b) 30 (c) 9 (d) 42
The average of 6 numbers is 7. The average of the three numbers of them is 5. What will be the average of remaining numbers?
(a) 15 (b) 30 (c) 9 (d) 42
1 Answer
127 votes
Answer Key / Explanation : (c) -
Average of 6 numbers = 7.
Sum of 6 numbers = 6
Average of 3 numbers = 5.
Sum of 3 numbers = 5
Sum of remaining 3 numbers = 
Required average = 
127 votes
Answer Link
127