Question

In an examination 1/3 of the total students used unfair means out of which 1/4 caught red handed while cheating. if 5 students caught red handed then find the total no. of students appeared in exam

Answer 1

there r two ways of wolving this problem
If 1/4 of 1/3 = 5
∴5*4=20
⇒20*3
⇒60
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Another way

1/4*1/3=1/12
⇒1/12*5
⇒60

Answer 2

let the total no of students be x
students using unfair means = 1/3x
students red handed = 1/3x *1/4 = 1/12x
therefore according to question
1/12x = 5
x = 60 students
I hope this will help you