A bag contains 100 tickets numbered from 1 to 100. Four tickets are drawn successively with replacement from the bag. Find the probability that all the tickets bear even numbers.

A box contains 10 tickets numbered from 1 to 10 . Two tickets are drawn one by one without replacement. The probability that the "difference between the first drawn ticket number and the second is not less than 4" is

A bag contains 19 tickets, numbered from 1 to 19. A ticket is drawn and then another ticket is drawn without replacement. Find the probability that both show even numbers.

Two cards are drawn successively with replacement from a pack of 52 cards. Find the probability distribution of the number of aces.

Ten eggs are drawn successively with replacement from a lot containing 10% defective eggs. Find the· probability that there is atleast one defective egg.

Ten eggs are drawn successively with replacement from a lot containing 10% defective eggs. Find the probability that there is at least one defective egg.

There are 15 tickets in a box, each bearing one of the numbers from 1 to 15. One ticket is drawn at random from the box. Find the probability of event that the ticket drawn - shows an even number.

There are 15 tickets in a box, each bearing one of the number from 1 to 15. One ticket is drawn at random from the box. Find the probability of event that the ticket drawn - shows an even number.

The box contains tickets numbered from 1 to 20. Three tickets are drawn from the box with replacement. The probability that the largest number on the tickets is 7 is (A) 2/19 (B) 7/20 (C) 1-(7/200)^3 (D) none of these

A bag consists of 10 balls each marked with one of the digits 0 to 9. If four balls are drawn successively with replacement from the bag, what is the probability that none is marked with the digit 0?.