Recent content by pramau

Phd Math entrance test question : Q:suppose 3 coins with 1st coin both sides white,second coin (black & white) and 3rd coin both are black sides then what is the P(white side/white) = ?

choose option 3 times in 3 years 1) I can pay you twice your money every two years, three times your money every three years or four times your money every four years. Which option do you choose and why? answer.. can we take lcm of 2,3,4= 12 and then @ 2x multiples in 2 years implies 2^6=...