Probability Tes...

A probability that in a year of the 22nd century chosen at random there will be 53 Sundays is

Suppose that a die (with faces marked 1 to 6) is loaded in such a manner that for K = 1, 2, 3,…6, the probability of the face marked K turning up when die is tossed is proportional to K. The probability of the event that the outcome of a toss of the die will be an even number is equal to

The probability of choosing at random a number that is divisible by 6 or 8 from among 1 to 90 is equal to

From a pack of 52 cards, two cards are drawn in succession one by one without replacement. The probability that both are aces is

The probability that a leap year selected randomly will have 53 Sunday is

A pair of a dice thrown, if 5 appears on at least one of the dice, then probability that the sum is 10 or greater is

In a college, 25% of the boys and 10% of the girls offer Mathematics. The girls constitute 60% of the total number of students. If a student is selected at random and is found to be studying Mathematics, the probability that the student is a girl, is

If two dice are thrown simultaneously then probability that 1 comes on first dice is

If any four numbers are selected and they are multiplied then the probability that last digit will be 1, 3, 5 or 7 is

If a coin be tossed n times then probability that the head comes odd times is