A card is drawn at random from a well-shuffled deck of 52 playing cards. What is the probability of the card to be a black card?
$$\frac{1}{2}$$
$$\frac{2}{3}$$
$$\frac{1}{3}$$
$$\frac{1}{5}$$
A box contains 4 white, 5 red and 6 black marbles. One marble is drawn at random. What is the probability that the white marble is drawn?
$$\frac{4}{15}$$
$$\frac{2}{5}$$
$$\frac{1}{2}$$
$$\frac{4}{11}$$
A fair coin is tossed once. What is the probability of getting a head?
$$\frac{1}{2}$$
$$\frac{2}{5}$$
$$\frac{4}{9}$$
$$\frac{1}{4}$$
A fair die is thrown once. What is the probability of getting a number greater than 6?
0
0.5
0.25
1
A box contains 5 red and 7 white marbles. A marble is drawn at random from the box. What is the probability that it will be a white marble?
$$\frac{7}{12}$$
$$\frac{5}{12}$$
$$\frac{1}{6}$$
$$\frac{1}{2}$$
What is the probability of the sum of two odd numbers to be even?
1
0
0.5
0.25
If one letter is chosen at random from the word “MATHEMATICS”, what is the probability that the letter S is chosen?
$$\frac{1}{11}$$
$$\frac{1}{6}$$
$$\frac{2}{5}$$
$$\frac{1}{10}$$
A box contains 3 red balls, 7 black balls and 5 green balls. One ball is drawn from the box at random. What is the probability of the ball to be black or red?
$$\frac{2}{3}$$
$$\frac{2}{5}$$
$$\frac{1}{3}$$
$$\frac{1}{6}$$
Typing
A fair die is thrown once. Type a decimal representing the probability of getting an even number on the die.
A fair die is thrown once. Type the probability of getting a number less than 7 on the die.
Type the probability of February having 29 days every year.
A bag contains only blue balls. Type the probability of picking a blue ball from the bag.
A box contains 3 red, 8 black and 5 green balls. One ball is drawn from the box at random. Type the probability (in percentage) that the ball will not be black.
A box contains 5 red and 15 white marbles. A marble is drawn at random from the box. Type the probability (in decimal) that it will be a red marble.
