There are 100 cards numbered from 1 to 100 in a box. If a card is drawn from the box and the probability of an event is `1/2,` then the number of favourable cases to the event is 20 (b) 25 40 (d) 50

There are 10 cards numbered from 1 to 10 in a box. If a card is drawn randomly, then find the probability of getting an even numbered card.

A box contains cards numbered from 11 to 123. A card is drawn at random from the box. Find the probability that the number on the drawn card is: A square number

A box contains cards numbered from 11 to 123. A card is drawn at random from the box. Find the probability that the number on the drawn card is: a multiple of 7.

There are 25 cards numbered from 1 to 25 .One card is drawn at random.What is the probability that the number on this card is divisible by 4 is

Cards numbered from 11 to 60 are kept in a box.If a card is drawn at random from the box,find the probability that the number on the drawn cards is ( i) an odd number (ii) a perfect square number (iii) divisible by 5.(iv) a prime number less than 20.

There are 100 cards in a bag on which numbers from 1 to 100 are written. A card is taken out form the bag at random. Find the probability that the number on the selected card is divisible by 25

Cards marked with numbers 5 to 50 are placed in a box and mixed thoroughly,A card is drawn from the box at random.Find the probability that the number

A box contains cards numbered from 13, 14, 15, ....., 60. A card is drawn at random from the box. Find the probability that the number on the drawn card is a prime number