Advertisements
Advertisements
Question
Two different coins are tossed simultaneously .Find the probability of getting :
(i)two tails
Solution
Possible outcomes for tossing two coins are : HH, HT, TH, TT
So the number of outcomes = 4
favorable outcomes are : TT
So, P(Two tails) = `1/4`
APPEARS IN
RELATED QUESTIONS
Which of the following cannot be the probability of an event?
– 0.6
A dice is thrown once. Find the probability of getting a number greater than 6.
A ball is drawn at random from a box containing 12 white, 16 red and 20 green balls. Determine the probability that the ball drawn is white.
All the three face cards of spades are removed from a well-shuffled pack of 52 cards. A card is then drawn at random from the remaining pack. Find the probability of getting a black card.
A bag contains 10 red balls, 16 white balls and 8 green balls. A ball is drawn out of the bag at random. What is the probability that the ball drawn will be not red?
A die is thrown once. The probability of getting a prime number is
There coins are tossed simultaneously . what is the probability of getting atleast two heads?
A perfect cubic die is thrown .Find the probability that
(ii) a perfect square comes up.
Two dice, one white and one red are rolled together .Find the probability of getting
(iii) a difference of 1
A card is drawn from a well shuffled deck of cards. What is the probability that the card drawn is neither a king nor a queen?
