the mean height of 20 boys and 14 girls is 161 cm. if the mean height of the 14 girls is 151 cm. find the mean height of 20 boys

asked Jan 6, 2022 56.0k views

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by BalaB

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3 votes

Answer:

Answer:171 cm

Explanation:

161 = x +151/2

161*2 = x + 151

322 - 151 = 171

Marlin Pierce answered Jan 13, 2022

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