Concept Or Properties of Probability

A card is drawn at random from a pack of well shuffled 52 playing cards. Find the probability that the card drawn is a spade.

Two coins are tossed simultaneously. What is the probability of getting a head and a tail?

A carton of 24 bulbs contain 6 defective bulbs. One bulbs is drawn at random. What is the probability that the bulb is not defective? If the bulb selected is defective and it is not replaced and a second bulb is selected at random from the rest, what is the probability that the second bulb is defective?

Two fair coins are tossed. What is the probability of getting at the most one head?

One card is drawn from a well-shuffled deck of 52 cards. Find the probability of getting a queen of black suit.

Tickets numbered 2, 3, 4, 5, ..., 100, 101 are placed in a box and mixed thoroughly. One ticket is drawn at random from the box. Find the probability that the number on the ticket is an even number.

A child’s game has 8 triangles of which 3 are blue and rest are red and 10 squares of which 6 are blue and rest are red. One piece is lost at random. Find the probability that it is a square

If the probability of winning a game is 0.7, what is the probability of losing it?