Question

The mean weight of three students is 40kg one of the students ranga weight is 40kg

Answer 1

Answer:

Mean of 3 students is 40

Then 40*3 =120

Ranga weight is 46

Then wieght of rahim and resha

120-46

=74

As they both wieght same then weight of them 74/2

=37

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Answer 2

Step-by-step explanation:

Three student are =x1 ,x2,x3

x1 =40 kg

Mean = x1+x2+x3

________

3

40 = 40 +x2+x3

________

3

120 = 40+x2+x3

x2+x3 =80

x2 = x3 = 40 kg

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