Question 841075
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Hi
Michael Scored 68,88, and 91 on three algebra Tests. 
What {{{highlight_green(x)}}} must he score on the fourth test in order to have an average of at least 85?
 {{{(66+88+91+x)/4 >= 85}}}
 {{{(66+88+91+x) >= 340}}}
 {{{248 +x >= 340}}}
       x &#8805;  92
CHECKING our answer***
 {{{(340)/4 >= 85}}}
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