Recent content by thenewsteven

Homework Statement A set of telephone lines is to be installed so as to connect town A to town B. The town A has 2000 telephones. If each of the telephone users of A were to be guaranteed instant access to make calls to B, 2000 telephone lines would be needed. This would be rather extravagant...

The digits don't need to occur once. I forgot the fact that digits are allowed to repeat themselves. I found the flaw. Let me try Vela's first question. If four of the digits were less than five- than I would multiply the probabilities of four digits less than five (which is (1/2)^4) and rest...

I took the total number of arrangements of the first ten digits- ten factorial, then I divided by the total number of possible numbers between 0 and 1 (each digit can be any of the 10 numbers). I am currently studying Bacle2 and Ray's comments on combinations. I am also trying to find the major...

Homework Statement A number is chosen at random between 0 and 1. What is the probability that exactly 5 of its first 10 decimal places consists of digits less than 5?Homework Equations Binomial Coefficient = \displaystyle \binom{N}{n1} Where n1 denotes "n1" objects of an indistinguishable type...