Question

1. Find the probability of getting exactly one head when two coins are tossed.
2. Each letter of the word INSERT is kept on a separate card, face down on the table. If a card is picked at
random, what is the probability that its letter be R?
3. A card is drawn from a standard deck. What is the probability that the card is an ace?
4. A bowl contains 5 black marbles, 3 blue marbles, and 2 purple marbles. One marble is picked up
randomly. What is the probability that the marble be purple?
5. A natural number lies between 6 and 32. What is the probability that the number is a multiple of 5?
6. A dice is thrown. Find the probability of getting:
a) a 2
b) an even number
c) a number greater than 2​

Answer 1

Answer:

1. 1/4
2. 1/6
3. 4/52 or 1/13
4. 2/10 or 1/5
5. 5/25 or 1/5
6. a) 1/6 b) 3/6 or 1/2 c) 2/6 or 1/3