exam Maths Puzzle Numerical Ability

Four balls are selected at random without replacement from an urn containing three white balls and five blue balls. Find the probability of two or three of the balls are white.

Read Solution (Total 0)

exam Other Question

Please help solve the problem below:

5x - 2y= 4

x + 2y= 8
Need help with this. Thanks

Client query requests arrive independently at a database server at an average rate of 4.5 queries per minute. For a randomly selected one-minute inte