Advertisements
Advertisements
प्रश्न
Three coins are tossed together. Write all the possible outcomes. Now, find the probability of getting all tails.
उत्तर
When three coins are tossed, possible outcomes are:
HHH, HHT, HTH, HTT, THH, THT, TTH, TTT
Total possible outcomes = 8
Favorable outcomes for all tails = TTT
Number of favorable outcomes = 1
P(all tails) = `1/8`
APPEARS IN
संबंधित प्रश्न
A lot consists of 144 ball pens of which 20 are defective and the others are good. Nuri will buy a pen if it is good, but will not buy if it is defective. The shopkeeper draws one pen at random and gives it to her. What is the probability that she will buy it?
In a simultaneous throw of a pair of dice, find the probability of getting 8 as the sum
A card is drawn at random from a pack of 52 cards. Find the probability that card drawn is other than an ace
Fill in blank:
Sum of the probabilities of each outcome m an experiment is ..........
A circle with diameter 20 cm is drawn somewhere on a rectangular piece of paper with length 40 cm and width 30 cm. This paper is kept horizontal on table top and a dice, very small in size, is dropped on the rectangular paper without seeing towards it. If the dice falls and lands on the paper only, find the probability that it will fall and land outside the circle.
There are six cards in a box, each bearing a number from 0 to 5. Find the probability of the following event, that a card drawn show, a number is greater than 5.
If the probability of occurence of an event is p then the probability of non-happening of this event is (p − 1).
Two coins are tossed once. Find the probability of getting at least 1 tail.
What is the probability of not picking a king if you choose randomly from a pack of 52 cards?
From a well-shuffled deck of 52 playing cards, a card is drawn at random. What is the probability of getting a red queen?
