the mean of four students is 50kg.one of the students sitha weights 47kg.the other three students taruni,rajeshwari,kalavathi have same height find tarunis weight
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sum of weight of 4 students = 50*4=200kg
sum of weight of 3 students (expect Sita) =200-47
=153kg
153/3=51kg ( all have same weight)
sum of weight of 3 students (expect Sita) =200-47
=153kg
153/3=51kg ( all have same weight)
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