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Prachisourav Mohapatra

· started a discussion

· 1 Months ago

description is not upto the mark (Question: 79733.0 )

except english no other description are upto the mark,especially GA,some of the aptitude discussion are not understandable

Question:
If the average weight of 6 students is 50 kg, average weight of 2 students is 57 kg, and average weight of 2 students is 55 kg, then the average weight of all students is?
Options:
A) 61 kg
B) 51.5 kg
C) 52.4 kg
D) 51.2 kg
Solution:
Ans: (c) Required average weight 
= \(\cfrac{(50×6+57×2+55×2)\ \ \ \ \ \ \ \ \ \ \ \ \ }{10}\)
= \(\cfrac{300+114+110\ \ \ \ \ \ \ \ }{10}\)     \(=\cfrac{524\ \ \ }{10}\)  = 52.4 kg.

Knowledge Expert

· commented

· 1 Months ago

Dear student,
Sorry for your inconvenience,we will look towards this issue .
Keep learning,
Team TR

Prachisourav Mohapatra

· commented

· 1 Months ago

not for this question overall.
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