Cards, each marked with one of the numbers 6,7,8,…,15, are placed in a box and mixed thoroughly. One card is drawn at random from the box. What is the probability of getting a card with number less than 10?

Cards each marked with one of the numbers 6,7,8 . . .15 are placed in the box and mixed throughly. One card is drawn at the random from the box. What is the probability of getting a card with number less than 10 ?

Cards each marked with one of the numbers 4, 5, 6, ......, 20 are placed in a box and mixed thoroughly. One card is drawn at random from the box. What is the probability of getting an even number?

Cards each marked with one of the numbers 4,5,6,......,20 are placed in a box and mixed thoroughly.One card is drawn at random from the box.What is the probability of getting an even number?

cards marked with numbers 1, 2,3,.....,25 are placed in a box and mixed thoroughly and card is drawn at random from the box what is the probability that the number of the card is a prime number

Cards marked with numbers 3, 4, 5, ......, 50 are placed in a box and mixed thoroughly. One card is drawn at random from the box. Find the probability that number on the drawn card is dividing by 7.

Cards marked with numbers 3,4,5,......,50 are placed in a box and mixed thoroughly.One card is drawn at random from the box.Find the probability that number on the drawn card is dividing by 7.

Cards marked with numbers 13,14,15…………,60 are placed in a box and mixed throughly. One card is drawn at random from the box. Find the probability that number on the card drawn is a perfect square.

Cards marked with numbers 13,14,15…………,60 are placed in a box and mixed throughly. One card is drawn at random from the box. Find the probability that number on the card drawn is divisible by 5.

Cards are marked with the numbers from 2 to 151 are placed in a box and mixed thoroughly. One card is drawn at random from this box. Find the probability that the number on the card is: (i) a prime number less than 75. (ii) an odd number.

Cards marked with numbers 5,6,7,......,30 are placed in a box and mixed thoroughly and one card is drawn at random from the box. What is the probability that the number on the card is (i) a prime number? (ii) a multiple of 3 or 5? (iii) neither divisible by 5 nor by 10?