16 children are to be divided into two groups A and B in 10 and 6 children. The average percent marks obtained by the children of Group A is 75 and the average per cent marks of all the 16 children is 76. What is the average percent marks of children of Group B ?
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70 hope it helps mark me as brainliest
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Explanation
Required average = [(76 * 16) - (75 * 10)] / 6 = (1216 - 750)/6 = 466/3 = 233 /3
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