Question

students of a class are made to stand in rows. if 4 students are extra in a row , there would be two rows less. if 4 students are less in a row , this would be four more rows . find the number of students in the class

Answer 1

Hello dear user!!! ✌️✌️


Here is your answer goes like this :

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Let no of rows = x and no of student in each row y
total no of student x*y
By given condition
(x-2)(y+4)=xy (i)
(x+4)(y-4)=xy (ii)
Solve
x=8, y=12
no of student = 12*8 = 96...



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Answer 2

Answer:

Let no of rows = x and no of student in each row y

total no of student x*y

By given condition

(x-2)(y+4)=xy (i)

(x+4)(y-4)=xy (ii)

Solve

x=8, y=12

no of student = 12*8 = 96...

likea nd click thanks