At a fete, cards bearing numbers o1 to 1000, (one number on one card, are put in a box. Each player selects one card at random and that card is not replaced. If the selected card has a perfect square greater than 500, the player wins a prize. What is the probability that:
the second player wins a prize, if the first has won?

At a fete, cards bearing number 1 to 1000, one number on one card,are put in a box. Each player selects one card at random and that card is not replaced. If the selected card has a perfect square greater than 500, the player wins a prize. What is probability that (i) the first player winz a price? (ii) the second player wins a prize, if the first has won?

Cards numbered 7 to 40 were put in a box . Poonam selects a card at random .What is the probability that Poonam selects a card which is a multiple of 7 ?

Cards numbered 7 to 40 were put in a box, Poonam selects a card at random. What is the probability that Poonam selects a card which is a multiple of 7?

Cards numbered 7 to 40 were put in a box. Poonam selects a card at random. What is the probability that Poonam selects a card which is a multiple of 7?

12 cards numbered 1 to 12 (one number on one card), are placed in a box and mixed up throoughly. Then a card is drawn at random from the box. If it is known that the number on the drawn card is greater than 5. Find the probability that the card bears an odd number.

Cards with numbers 2 to 101 are placed in a box.A card is selected at random from the box.Find the probability that the card which is selected has a number which is a perfect square.

There are hundred cards in a bag on which numbers from 1 to 100 are written. A card is taken out from the bag at random. Find the probability that the number on the selected card. is a prime number greater than 80.

Cards with number 2 to 101 are placed in a box. A card is selected at random. Find the probability that the card has (i) an even number (ii) a square number

Cards with numbers 2 to 101 are placed in a box. A card is selected at random. Find the probability that the card has : (i) an even number (ii) a square number