Two dice are rolled simultaneously then the probability that they show different numbers is
Three fair coins are tossed simultaneously. Find the probability of getting one head.
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Ajay rolled two dice together. What is the probability that first dice showed a multiple of 3 and the second dice showed an even number?
The probability of Sita, Gita and Mita passing a test is 60%, 40% and 20% respectively. What is the probability that at Sita and Gita will pass the test and Mita will not?
A bag contains coins of one rupee, two rupee & five rupees. The total money in the bag is Rs. 120. If the total number of one rupee and two rupee coins are 35 and in ratio of coins is 2 : 5. Find the probability of getting a 5 rupee coin if a coin is randomly picked from the bag?
A bag contains 5 black and 6 white balls; two balls are drawn at random. What is the probability that the balls drawn are white?
A team has six girls and six boys. Three students have to be selected for a project. Find the probability that two girls and one boy are selected.
Three coins are tossed simultaneously. Find the probability of getting exactly two heads.
Comprehension:
Read the following information and answer the questions given below:
A has 28 elements, B has 32 elements and (A U B) has 40 elements.
How many elements are present only in B?
A box contains 3 bottles of juice, 4 bottles of lassi and 6 bottles of milkshake. 2 bottles are picked up randomly, what is the probability that both the bottles are of lassi?
Two dice are thrown simultaneously and the sum of the numbers appearing on them is noted. What is the probability that the sum is 12?
Three students have to be chosen out of 12 students consisting of seven girls and five boys. Find the probability that at least one boy will be selected.
Three fair coins are tossed simultaneously. What is the probability of getting at least one head and one tail?
There are 32 new balls and 4 old balls in one bag. If any two balls are picked from the bag, what is the probability of both the balls being new?
The probability of passing an examination for A and B are 0.7 and 0.8 respectively. Find the probability that at least one of them pass the examination.
406 videos217 docs164 tests

406 videos217 docs164 tests
