PLS GO THROUGH THE FOLLOWING ATTACHMENT
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The Answer is 60 kg
It is so because the number of the girls is same yet the entry of new girl increases the average of the girls.
So, it is must that the weight of the new girl might be more than the girl she replaces.
The initial average value is not given so it is not possible to find out any numerical value stating the average of the initial 40 girls.
Though a solution is given as an attachment. (By our teacher, Mr Suraj Sir)
It is so because the number of the girls is same yet the entry of new girl increases the average of the girls.
So, it is must that the weight of the new girl might be more than the girl she replaces.
The initial average value is not given so it is not possible to find out any numerical value stating the average of the initial 40 girls.
Though a solution is given as an attachment. (By our teacher, Mr Suraj Sir)
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Anonymous:
Nice answer yaar
Thanks
I have one more solution
Infact this question was more of a verbal reasoning
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