Question
A bag contains 7 (one rupee coins), 4 (two rupee coin)
and 5 (ten rupee coin). Find the probability that 3 coins drawn at random are either (two rupee coins) or (ten rupee coins)?Solution
ATQ, we can say that, Total number of coins are = 7 + 4 + 5 = 16Â Therefore P(E) = n(E)/n(S) Required probability = (Â 4C3 + 5C3Â )/ (16C3Â ) = (4 + 10)/560 = 14/560 = 1/40Â
Which of the following is a permanent memory?
Which function is used to remove unwanted characters from the start and end of a string?
A network of wires that links various hardware components in a computer is called _______________. Â
Which bank has proactively made a provision of ₹500 crore towards its exposure of about ₹1,300 crore to the cash-strapped Go First Airlines, who...
Which part of memory is fastest to access?
What is that computer program called which translates one program instruction at a time into machine language?
In a Window-based computer, two files cannot be in the same folder if?Â
In which of the following topology computers and devices are connected to a closed loop cable?Â
DSL is used in _________ connections.
A device that separates network segments within a single logical network is _______. Â
Relevant for Exams:
