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06 Mar 2017, 01:55
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Over a six-game stretch of her basketball season, Sonya scored 50, 47, 40, 43, 55, and x points. If her average score was x, what is the value of x?
A. 45
B. 46
C. 47
D. 48
E. 49
A. 45
B. 46
C. 47
D. 48
E. 49
06 Mar 2017, 02:22
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Average of 6 games = (50+47+40+43+55+x)/6 = x
50+47+40+43+55+x = 6x
Solving for x gives x=47
Answer is C
50+47+40+43+55+x = 6x
Solving for x gives x=47
Answer is C
10 Mar 2017, 10:27
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Bunuel
Over a six-game stretch of her basketball season, Sonya scored 50, 47, 40, 43, 55, and x points. If her average score was x, what is the value of x?
A. 45
B. 46
C. 47
D. 48
E. 49
A. 45
B. 46
C. 47
D. 48
E. 49
We can set up the following equation to determine x:
x = (50 + 47 + 40 + 43 + 55 + x)/6
6x = 235 + x
5x = 235
x = 47
Answer: C
