CLASS 10 PROBABILITY

Which of the following cannot be the probability of an event?​

• 0.7

• 15%

• 2/3

• -1.5

The probability that a non leap year selected at random will have 53 Sundays is

• 1/7

• 2/7

• 3/7

• 4/7

A number is selected at random from 1 to 75. The probability that it is a perfect

• 4/45

• 10/75

• 8/75

• 6/75

What is the probability of a sure event?​

• 0

• 1

• Greater then 1

• between 0 and 1

What are the chances that no two boys are sitting together for a photograph if there are 5 girls and 2 boys?

• 5/7

• 2/7

• 4/7

• 2/21

If a letter of English alphabet is chosen at random, then the probability that the letter is a consonant is:

• 11/13

• 5/26

• 21/26

• 10/13

The probability that a non leap year will have 53 Fridays and 53 Saturdays is

• 1/7

• 2/7

• 3/7

• 0

What is the probability of getting two heads when a coin is tossed twice?

• 1/2

• 3/8

• 1/4

• none of these

The probability of selecting a queen of diamonds when a card is drawn from well shuffled pack of 52 cards is

• 1/52

• 1/26

• 1/13

• none of these

A card is drawn from a pack of 52 cards at random. The probability of getting neither an ace nor a king card is

• 2/13

• 8/13

• 11/13

• 4/13