upadhyayaaditi3 upadhyayaaditi3

07-03-2021
Mathematics

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9. The average height of 30 boys out of class of 50, is 160cm. If the average T
height of remaining boys is 165 cm, find the average height of the whole class
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Anisha423 Anisha423

07-03-2021

it is very good question and answer is 162

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