Four numbers are multiplied together. Then the probability that the product will be divisible by 5 or 10 is a. `369/625` b. `399/625` c. `123/625` d. none of these

Two whole numbers are randomly chosen and multiplied, then the chance that their product is divisible by 5 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 a. 2^n//5^n b. 4^n-2^n//5^n c. 4^n//5^n d. none of these

If any four numbers are slected and they are multiplied, then the probability that the last digit will be 1,3,5 or 7 is

Four positive integers are taken at random and are multiplied together. Then the probability that the product ends in an odd digit than 5 is

A four figure number is formed of the figures 1, 2, 3, 4, 5 with no repetitions. The probability that the number is divisible by 5 is 3//4 b. 1//4 c. 1//8 d. none of these

If four whole numbers taken at random are multiplied together, then find the probability that the last digit in the product is 1,3,7 or 9.

If four whole numbers taken art random are multiplied together, then find the probability that the last digit in the product is 1,3,7, or 9.

Four persons are selected at random out of 3 men, 2 women and 4 children. The probability that there are exactly 2 children in the selection is a. 11/21 b. 9/21 c. 10/21 d. none of these

A five-digit number is written down at random. The probability that the number is divisible by 5 and no two consecutive digits are Identical is a. 1/5 b. 1/5(9/(10))^3 c. (3/5)^4 d. none of these

Cards are drawn one by one without replacement from a pack of 52 cards. The probability that 10 cards will precede the first ace is 241/1456 b. 18/625 c. 451/884 d. none of these