the average of 1st 3 of 4 numbers is 16 and of the last 3 are 15. if the sum o

Question

the average of 1st 3 of 4 numbers is 16 and of the last 3 are 15. if the sum of the first and the last number is 13. what is the last numbers?

Options:

A . 8

B . 6

C . 5

D . 2

Answer: Option C
Explanation :

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