average age of 5 students is 10 years a student aged14 is drop out find the new average of 4 students
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average of 4 student is 8 years
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Step-by-step explanation:
Average of 5 students is 10 years so total 10×5 = 50 years
A student of 14 years drops out so remaining weight = 50 - 14 = 36
So average of 4 students = 36/4 = 9 years
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