probability

Find the probability of rolling a 7 on a single die.

• 1/6
• 7/6
• 0
• 7/7

A box has 6 red pens, 8 black pens, 2 blue pens, and 4 purple pens.

P(NOT red or blue)

• 3/5

• 2/5

• 3/10

• 7/10

From a well shuffled pack of cards, one card is drawn. What is the probability of it being a black card?

• $\frac{1}{2}$

• $\frac{1}{4}$

• $\frac{1}{13}$

• $\frac{2}{13}$

From a well shuffled pack of cards, one card is drawn. What is the probability of it being a black card?

• $\frac{1}{2}$

• $\frac{1}{4}$

• $\frac{1}{13}$

• $\frac{2}{13}$

One card is drawn at random from a well-shuffled deck of 52 cards. Find the probability that the card drawn is a black 8.

• 1/26

• 2/26

• 3/52

• 5/52

A box contains 19 balls bearing numbers 1, 2, 3, ..., 19 respectively. A ball is drawn at random from the box. Find the probability that the number on the ball is a prime number .

• 7/19

• 9/19

• 8/19

• 10/19

A card is drawn at random from a pack of 52 cards. Find the probability that the card drawn is the ace of spades.

• 1/52

• 4/52

• 3/52

• 2/52

A card is drawn at random from a pack of 52 cards. Find the probability that the card drawn is neither a spade nor a king.

• 8/13

• 9/13

• 17/52

• 15/52

What is the probability that a number selected from the numbers 1, 2, 3, …, 15 is a multiple of 5?

• 5/15

• 2/5

• 1/5

• 4/15

A bag contains 5 red marbles, 8 white marbles, 4 green marbles. What is the probability that if one marble is taken out of the bag at random, it will be a non-red marble.

• 5/17

• 9/17

• 13/17

• 12/17