Math, asked by evey2735, 1 year ago

The mean weight of 60students is 52.75.if the mean weight of25of them is51kg .find the mean weight of the remaining student

Answers

Answered by ace1037

1

SUM OF 6O STUDENTS = 60 ×52.75 =3165

SUM OF 25 STUDENTS =51 × 25 =1275

SUM OF REMAINING STUDENTS = 3165 -1275 i.e. 1890

THUS, MEAN OF REMAINING STUDENT =1860/35 i.e.

53.14 approxxx

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