If `n` positive integers are taken at random and multiplied together, then the probability that the last digit of the product is 2,4,6 or 8 is

If 5 positive integers are taken at random and multiplied together. The probability that the last digit of the product is 2,4,6,8 is

If n integers taken at random are multiplied together, then the probability that the last digit of the product is 1, 3, 7 or 9 is

If n positive integers taken at random are multiplied together.

If n positive integers taken at random are multiplied together.

If n integers taken at random are multiplied together , then the probability that the last digit of the product is 1, 3, 7, or 9 is a. 2^n//5^n b. 4^n-2^n//5^n c. 4^n//5^n d. none of these

If n integers taken at random are multiplied together,then the probability that the last digit of the product is 1,3,7, or 9 is a.2^(n)/5^(n) b.4^(n)-2^(n)/5^(n) c.4^(n)/5^(n) d.none of these