Mathematics, 07.03.2021 17:10 bryanmcmillianjr

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

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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 S * *

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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
S
*
*