Average age of 39students is 15 yrs.If age of teacher is included average increase by 3 monthsfind aged of teacher
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total age of 39 person = 39*15 = 585years ………
age of 40 person = 15*40person+(3*40)/12(converting month into years so dividing by 12)=610years ……………
therofore age of the teacher = 610 - 585 = 25 years.
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total age of 39 person = 39*15 = 585years ………
age of 40 person = 15*40person+(3*40)/12=610years ……………
therefore age of the teacher = 610 - 585 =
25 years.
age of 40 person = 15*40person+(3*40)/12=610years ……………
therefore age of the teacher = 610 - 585 =
25 years.
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