self Maths Puzzle Numerical Ability Time and Work

A and B throws one dice for a stake of Rs 11, which is to be won by the player who first throws a six. The game ends when the stake is won by A or B. If A has the first throw, then what are their respective expectations?

Read Solution (Total 3)

self Other Question

find the sum of all factors of 720 What is the speed of the train whose length is 210 metres?

I.

The train crosses another train (Howrah Express/12869) of 300 metres length running in opposite direction in 10 seconds.

II.

The train crosses another train (Howrah Express/12869) running in the same direction at the speed of 60 km/hr in 30 seconds.


A. I alone sufficient while II alone not sufficient to answer
B. II alone sufficient while I alone not sufficient to answer
C. Either I or II alone sufficient to answer
D. Both I and II are not sufficient to answer
E. Both I and II are necessary to answer