One girl from Karachi is found Covid 19 +ve
So the family of the girl and her boyfriend are now quarantined.
Later it was found that the girl has 3 boyfriends. So 37 members of those 5 families are put into quarantine !!!

But now we come to know that 2 of her boyfriends have 2 more girlfriends !! Among those girlfriends, one has 2 more boyfriends !! Among them, one is married !!
Join maths classes, to learn newly introduced syllabus in Mathematics called Covid Maths....