Question

the student of class 8 of a school donated k4624 for the prime minister 's national relief fund each student donated as many rupees as the number of students in the class find the number of student in the class

Answer 1

let the number of students =x
let the rupees donated by each student=x
Total rupees =4624
ATQ
x×x=4624
x^2=4624
x^2=68^2
powers are same ..then bases are equated
x=68

Total students=68.answer

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Answer 2

let,

The number of students =x

let,

The rupees donated by each student=x

Total rupees =4624

x×x=4624

x×2=4624

x×2=68×2

x=68

Total students=68