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Questions  >>  Olympiad-Math  >>  Class 6  >>  Math  >>  Percentages
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Q)

The average height of 25 students is 165 cm. Later it is found that while calculating the average, the reading of 170 cm, was wrongly read as 117. what is the correct average?


( A ) 165.4
( B ) 176.56
( C ) 167.12
( D ) 172.4

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