780 students stand in rows and columns. Each row has equal number of
students and each column has equal number of students. If the number of
students in each row is 4 more than the number of rows, find the number of
students in each row.
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Answer:
Step-by-step explanation:
let the no. of rows be x
let the no. of students be x+4
so,no. of rows=under root of 780
x=under root of 780
x=√ 780 = 2 √ 195 ≈ 27.93
x=30
therefore no of students=30+4
=34
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