Question
India ranked 132nd among 191 countries and territories
on the 2021 Human Development Index (HDI), which of the following was in the top three? I. Switzerland II. Norway III. Japan IV. Iceland Selects the correct answers:Solution
Country               HDI Value 2021 1             Switzerland       2             Norway               3             Iceland
A jar contains 54 marbles each of which is blue green or white. The probability of selecting a blue marble at random from the jar is 1/3 and the probabi...
- In how many ways can the letters of the word "MATHEMATICS" be arranged, and what is the probability that all the consonants in these arrangements always ap...
A student is required to select 4 questions to attempt from a set of 10 questions. How many different ways can the student make this selection?
In a lottery, there are 4 prizes and 20 blanks. A lottery is drawn at random. What is the probability of getting a prize?
Three persons i.e. ‘P’, ‘Q’ and ‘R’, are given the same puzzle to solve. The probability that ‘P’, ‘Q’ and ‘R’ will solve the pu...
A bag contains 14 Green and 16 Red balls. One ball is drawn at random. What is the probability that the ball drawn is Red?
40 know Hindi, 32 know English, 18 know both. One student chosen. Probability they know at least one?
Two numbers are selected at random without replacement from the first 12 natural numbers. Find the probability that both numbers are multiples of 3.
A bag contains 7 white, 13 orange and 10 brown balls. Two balls are randomly drawn from the bag, what is the probability that a white and a brown ball a...
Three persons. A, B and C. are given the same puzzle to solve. The probability that A, B and C will solve the puzzle is. 3/5., 2/3., and 1/4respectively...