A person wants to arrange his colleagues in the form of a perfect square,but he finds there are 9 persons too many. What will be the total number of persons in front row,if the total number of persons with him is 2410? 41 , 47 ,48 ,49
Answers
Given : A person wants to arrange his colleagues in the form of a perfect square,but he finds there are 9 persons too many
To Find : What will be the total number of persons in front row,if the total number of persons with him is 2410
41 ,
47 ,
48 ,
49
Solution:
Total number = 2410
Extra person than perfect Square = 9
Hence Perfect Square = 2410 - 9
= 2401
49
______
2401
4 16
_____
801
89 801
_______
0
______
2401 = 49²
Hence total number of persons in front row = 49
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