The average weight of 45 students is 53 kgs . It was found later that the figure of 38kg was misprinted as 83kg for one of the students. What is the correct average.

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14 May 2019 Average The average weight of 45 students is 53 kgs . It was found later that the figure of 38kg was misprinted as 83kg for one of the students. What is the correct average.: OPtion
1) 52
2) 53
3) 54
4) 51
5) 50
6) 48
7) 49
8) 47
9) 55
10) None of these; Correct Option: 1 Best Solution (3)

G.S.Kantharao 5 years AGO

Mis print=83
Correct print =38
Excess =83-38=45
Average excess=45/45=1
Corrected average=53-1=52
My option is 1👈

Like? Yes (2) | No

Devendra Marghade 5 years AGO

Total decrease in weight of 45 students=83-38=45 kgs.
Therefore decrease in average=45/45=1 kg.
Hence, correct average=53-1=52 kgs.
Option 1)

Like? Yes (1) | No

Varun 5 years AGO

Total weight = Avg weight * Total number of students
=53*45=2385
Correct total weight = 2385+38-83 = 2340
=> Correct average = 2340/45 = 52
= Option (1)

Like? Yes | No

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The average weight of 45 students is 53 kgs . It was found later that the figure of 38kg was misprin

M4maths Previous Puzzles

14 May 2019 Average