Dealing with STATS!

Algebra Level 1

The mean of 25 people of a group is 48 kg. If the mean of first 13 people is 50 kg and of last 13 people is 46 kg. So,what is the weight of the 13th person?!


The answer is 48.

Sunny Sharma by Sunny Sharma , 20, India

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2 solutions

Dhaman Trivedi
May 8, 2015

So simple sunny bro.......(50+46)-48=48! hahaa

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Miguel Vargas
Mar 21, 2015

the average of 25 people is 48 kg ... first 13 ... = 50 kg last 13 = 46 kg ..... then ... 46 ... <48> ... 50 rta: the person 13 has an average of 48 kg

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