Advertisements
Advertisements
प्रश्न
Three coins are tossed together. Find the probability of getting:
no tails
Advertisements
उत्तर
\[\text{ When 3 coins are tossed together, the outcomes are as follow }: \]
\[S = \left\{ \left( h, h, h \right), \left( h, h, t \right), \left( h, t, h \right), \left( h, t, t \right), \left( t, h, h \right), \left( t, h, t \right), \left( t, t, h \right), \left( t, t, t \right) \right\}\]
\[\text{ Therefore, the total number of outcomes is 8 } . \]
APPEARS IN
संबंधित प्रश्न
List the outcomes you can see in this experiment.
Spinning a wheel
Tell whether the given is certain to happen, impossible, can happen but not certain.
A die when tossed shall land up with 8 on top.
In a simultaneous throw of a pair of dice, find the probability of getting:
an even number on one and a multiple of 3 on the other
A card is drawn at random from a pack of 52 cards. Find the probability that the card drawn is:
a jack, queen or a king
A card is drawn at random from a pack of 52 cards. Find the probability that the card drawn is:
a spade
A bag contains 3 red balls, 5 black balls and 4 white balls. A ball is drawn at random from the bag. What is the probability that the ball drawn is:
not red?
In a school only, 3 out of 5 students can participate in a competition. What is the probability of the students who do not make it to the competition?
A coin is tossed 200 times and head appeared 120 times. The probability of getting a head in this experiment is ______.
A coin is tossed 15 times and the outcomes are recorded as follows:
H T T H T H H H T T H T H T T. The chance of occurrence of a head is 50 per cent.
When a die is thrown, list the outcome of an event of getting not a prime number.
