Question

A group of students donated 16900 rupees to an NGO for flood relief. However, the number of students is same as the amount each student donated. Find the number of students.


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Answer 1

Answer:

we know that no. of students = amount donated by each so we take them as 'x'

no. of students * amount donated by each = total donation

x*x=16900

x^2=169*100

sq. root both sides

√(x^2) = √(13*13*2*2*5*5)

x = 13*2*5

x = 130

therefore 130 students donated

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