SOLUTION: Suppose repetitions are not allowed. Answer the following: a) Find how many three-digit numbers can be formed from the following six digits: 2, 3, 5, 6, 7, 9 b) How many even thr

Algebra ->  Permutations -> SOLUTION: Suppose repetitions are not allowed. Answer the following: a) Find how many three-digit numbers can be formed from the following six digits: 2, 3, 5, 6, 7, 9 b) How many even thr      Log On


   

Question 912933: Suppose repetitions are not allowed. Answer the following:
a) Find how many three-digit numbers can be formed from the following six digits: 2, 3, 5, 6, 7, 9
b) How many even three-digit numbers can be formed from these six digits?
c) What is the probability that a three-digit number greater than 400 will be formed from these six
digits?
i am having problems especially with b, because there are only 2 even numbers.
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
a) The order of the elements does matter. The elements may be repeated. 6^3
b) 6%5E2%2A2
c) = 4%2A6%5E2%2F6%5E3