Question

एक कमरे चार सो आदमी थे दो सो गये कमरे मे कितने आदमी बचे

Answer 1

400 admi bache hai
kyo ki 2 aadmi usi kamre mein soye the

it has been told that there were 400 people in that room in which 2 sou (sleep) 2 slept in that room hence there will be same number of people in that room