Question

1240 students were arranged in
maximum number of row and columns such that the number of row is equal to the number of column if 15 student were left out after the arrangement finds the number of row

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Answer 1

Answer:

Explanation:

$\sqrt{x}$1240 - 15

answer 35

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Answer 2

Answer:

let the number of rows be x

so, no. of columns=x

students left=15

total students=1240

as per the que.

x*x +15=1240

x^2=1240-15

x^2 = 1225

x =√1225

x = 35.

so, no. of rows=35