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Three of four numbers have a sum of 22. If the average of the four numbers is 8, what is the fourth number? A. 4 B. 6 C. 8 D. 10

Three of four numbers have a sum of 22. If the average of the four numbers is 8, what is the fourth number? A. 4 B. 6 C. 8 D. 10
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2 votes
Three of four numbers have a sum of 22. If the average of

the four numbers is 8, what is the fourth number?
A. 4
B. 6
C. 8
D. 10

asked
User Kevin Heidt
by
8.4k points

1 Answer

4 votes
-- If the average of 4 numbers is 8, then they must all add up to 32 .

-- If 3 of them add up to 22, then the 4th number is 10 .
answered
User Benkerroum Mohamed
by
8.6k points
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