document.write( "Question 1050402: Mike needs to earn a C and his intermediate algebra class. his current test scores are 65 70 78 87. in order to earn a C mikes average must be at least a 70 but less than 80 what range of scores can Mike receive on his last test to earn a C in the course? express the range of interval notation. \n" ); document.write( "

Algebra.Com's Answer #666283 by Fombitz(32388) $\"\"$ $\"About$

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$\"70%3C=A%3C80\"$
\n" ); document.write( " $\"70%3C=%2865%2B70%2B78%2B87%2BT%29%2F5%3C80\"$
\n" ); document.write( " $\"350%3C=300%2BT%3C400\"$
\n" ); document.write( " $\"50%3C=T%3C100\"$
\n" ); document.write( "of in interval notation,
\n" ); document.write( "[50,100)
\n" ); document.write( " \n" ); document.write( "

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