Question 1 :
A player attempts to shoof a basketball. She/he shoofs or misses the shof. Does this statement has equally likely outcome or not?
Question 2 :
Suppose we toss a coin 1000 times in which the frequencies of the outcomes were as follows: Head : 455, Tail : 545
What is the empirical probability of a tail?
Question 3 :
Fill in the blanks: The probability of an event is greater than or equal to _____ and less than or equal to _____.
Question 4 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b19bed273b230584979a44.PNG' />
A game of chance consists of spinning an arrow which comes to rest pointing at one of the numbers 1, 2, 3, 4, 5, 6, 7, 8, and these are equally likely outcomes. What is the probability that it will point at a number less than 9?
Question 5 :
What is the probability of an event which is sure (or certain) to occur?
Question 6 :
One card is drawn from a well-shuffled deck of 52 cards. Find the probability of getting the queen of diamonds.
Question 7 :
A bag contains 3 red balls and 5 black balls. A ball is drawn at random from the bag. What is the probability that the ball drawn is not red?
Question 8 :
Fill in the blanks: The probability of an event is greater than or equal to _____ and lesss than or equal to _____.
Question 9 :
Fill in the blanks: The probability of an event that cannot happen is________. Such an event is called_______.
Question 10 :
A bag contains 3 red balls and 5 black balls. A ball is drawn at random from the bag. What is the probability that the ball drawn is not red?
Question 11 :
Fill in the blanks: The probability of an event that is certain to happen is _______. Such an event is called _________.
Question 12 :
Five cards—the ten, jack, queen, king and ace of diamonds, are well-shuffled with their face downwards. One card is then picked up at random. If the queen is drawn and put aside, what is the probability that the second card picked up is a queen?
Question 13 :
Savita and Hamida are friends. What is the probability that both will have different birthdays (ignoring a leap year)?
Question 14 :
Find the probability of getting a tail when a coin is tossed?
Question 15 :
One card is drawn from a well-shuffled deck of 52 cards. Find the probability of getting a face card.
Question 16 :
A box contains 90 discs which are numbered from 1 to 90. If one disc is drawn at random from the box, find the probability that it bears a two-digit number.
Question 17 :
A die is thrown once. Find the probability of getting an odd number.
Question 18 :
If two coins are tossed simultaneously there are three possible outcomes—two heads, two tails or one of each. Therefore, for each of these outcomes, the probability is $\frac{1}{3}$⋅ Check whether the argument is correct or incorrect.
Question 19 :
A bag contains a red ball, a blue ball and a yellow ball, all the balls being of the same size. Kritika takes out a ball from the bag without looking into it. What is the probability that she takes out the yellow ball?
Question 20 :
A box contains 5 red marbles, 8 white marbles and 4 green marbles. One marble is taken out of the box at random. What is the probability that the marble taken out will be white ?
Question 21 :
Probability of an event E + Probability of the event ‘not E’ =
Question 22 :
A carton consists of 100 shirts of which 88 are good, 8 have minor defects and 4 have major defects. Jimmy, a trader, will only accept the shirts which are good, but Sujatha, another trader, will only reject the shirts which have major defects. One shirt is drawn at random from the carton. What is the probability that it is acceptable to Sujatha?
Question 23 :
A bag contains 3 red balls and 5 black balls. A ball is drawn at random from the bag. What is the probability that the ball drawn is red ?
Question 24 :
A bag contains lemon flavoured candies only. Malini takes out one candy without looking into the bag. What is the probability that she takes out a lemon flavoured candy?
Question 25 :
A driver attempts to start a car. The car starts or does not start. Does this statement has equally likely outcome or not?
Question 26 :
Five cards—the ten, jack, queen, king and ace of diamonds, are well-shuffled with their face downwards. One card is then picked up at random. What is the probability that the card is the queen?
Question 27 :
A die is thrown twice. What is the probability that 5 will not come up either time?
Question 28 :
A baby is born. It is a boy or a girl. Does this statement has equally likely outcome or not?
Question 29 :
Suppose we throw a die once. What is the probability of getting a number greater than 4 ?
Question 30 :
One card is drawn from a well-shuffled deck of 52 cards. Find the probability of getting a face card.
Question 31 :
Five cards—the ten, jack, queen, king and ace of diamonds, are well-shuffled with their face downwards. One card is then picked up at random. What is the probability that the card is the queen?
Question 32 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b19bee273b230584979a45.PNG' />
A child has a die whose six faces show the letters as given above. The die is thrown once. What is the probability of getting A?
Question 33 :
One card is drawn from a well-shuffled deck of 52 cards. Calculate the probability that the card will be an ace.
Question 34 :
If a die is thrown, there are two possible outcomes—an odd number or an even number. Therefore, the probability of getting an odd number is $\frac{1}{2}$. Check whether the argument is correct or incorrect.
Question 35 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b19a5d273b23058497992d.PNG' />
In the above image, a child has a die whose six faces show the letters as given. The die is thrown once. What is the probability of getting A?
Question 36 :
One card is drawn from a well-shuffled deck of 52 cards. Find the probability of getting a king of red colour.
Question 37 :
Two dice, one blue and one grey, are thrown at the same time. Write down all the possible outcomes. What is the probability that the sum of the two numbers appearing on the top of the dice is 13?
Question 38 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b19bea273b230584979a41.PNG' />
A game of chance consists of spinning an arrow which comes to rest pointing at one of the numbers 1, 2, 3, 4, 5, 6, 7, 8, and these are equally likely outcomes. What is the probability that it will point at 8 ?
Question 39 :
A die is thrown once. Find the probability of getting an odd number.
Question 40 :
Two dice, one blue and one grey, are thrown at the same time. Write down all the possible outcomes. What is the probability that the sum of the two numbers appearing on the top of the dice is less than or equal to 12?
