Probability Tes...

A fair dice is thrown once. The probability of getting a composite number will be:

The probability of getting a bad egg in a lot of 400 eggs is 0.035. The number of getting bad eggs in the lot is:

A ball contains 4 red balls and 5 green balls. One ball is drawn at random from the bag. The probability of getting either a red ball or a green ball will be:

A girl tosses two coins simultaneously. The probability that she gets almost one head is:

A card is drawn from a deck of 52 cards. The event P is that the card drawn is not a face card. The number of outcomes favourable to the event P will be:

If a card is drawn from a well-shuffled deck of 52 cards, what is the probability of drawing a Jack?

The probability of passing students in a class is 7/84.

What is the probability of failure in the class?

If a pair of dice is tossed, the probability of getting the sum of the numbers on the top more than 12 is:

From 25 identical cards, numbered 1, 2, 3, 4, 5, …., 24, 25 one card is drawn at random. Find the probability that the number on the card drawn is multiple of 2 and 3.

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?

In a grouped frequency distribution, mid-values of the classes are used to measure which of the following central tendency?

A box contains 90 cards numbered from 1 to 90. If one card is drawn from the box at random, then the probability that the number on the card is a perfect square is -

The probability that a non-leap year selected at random having 53 Sundays will be -

A box contains some black balls and 30 white balls. If the probability of drawing a black ball is two-fifth of that of drawing a white ball, find the number of black balls in the box.

A die has 6 faces marked by the given numbers as shown below:

The die is thrown once. What is the probability of getting a positive integer?