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Sam scored 43, 48, and 42 points on three tests. How many points should he get on the fourth test to get an average score of 50? A) 83 points B) 67 points C) 45.75 points D) 44.…

Sam scored 43, 48, and 42 points on three tests. How many points should he get on the fourth test to get an average score of 50? A) 83 points B) 67 points C) 45.75 points D) 44.…
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Sam scored 43, 48, and 42 points on three tests. How many points should he get on the fourth test to get an average score of 50?

A) 83 points
B) 67 points
C) 45.75 points
D) 44.33 points

User Tiago Fernandez
by
8.3k points

1 Answer

1 vote
The answer is B. 67 points
(43+48+42+x)/4=50
x=67
User Andraaspar
by
7.8k points
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