A commander wants to arrange his soldiers in such a way that the number of row is equal to the number of columns. If the total number of soldiers is 2800, find how many soldiers would be left out in this arrangement? Also, find the number of rows in the arrangement.
Answers
Answered by
2
Answer:
Correct option is
A
80
Total number of soldiers=6455
Number of soldiers left out =55
Let the number of rows =x
Let the number of columns =x
Number of soldiers remained=6455−55
=6400
Now,
x
2
=6400
=>x=
6400
=>x=80
Number of columns and number of rows =80
Answered by
0
Answer:
column = row = 50 soldiers
Step-by-step explanation:
According to the question,the arrangement is of a square.
so rows = columns
the closest square number less than 2800 is 2500
the square root of 2500 is 50
so 300 soldiers will be left
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