probability

A card is drawn at random from a well shuffled pack of 52 playing cards. Find the probability of getting neither a red card nor a queen.

• 5/13

• 6/13

• 5/12

• 6/12

A box contains cards numbered 6 to 50. A card is drawn at random from the box. Calculate the probability that the drawn card has a number which is a perfect square.

• 1/3

• 1/8

• 1/9

A number is chosen at random from the numbers -3, -2, -1, 0, 1, 2, 3. What will be the probability that square of this number is less than or equal to 1?

• 3/7

• 2/7

• 4/7

If two different dice are rolled together, calculate the probability of getting an even number on both dice.

• 1/2

• 1/3

• 1/4

• 1/6

Three coins are tossed simultaneously. Find the probability of getting exactly two heads.

• 2/8

• 3/8

• 5/8

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

• 11/13

• 10/13

• 12/13

A number is selected at random from first 50 natural numbers. Find the probability that it is a multiple of 3 or 4.

• 1/5

• 2/5

• 3/5

The probability of selecting a red ball at random from a jar that contains only red, blue and orange balls is 1/4. The probability of selecting a blue ball at random from the same jar is 1/3 . If the jar contains 10 orange balls, find the total number of balls in the jar.

• 24

• 20

• 25

• 23

A bag contains 15 white and some black balls. If the probability of drawing a black ball from the bag is thrice that of drawing a white ball, find the number of black balls in the bag.

• 40

• 43

• 45

• 50

All red face cards are removed from a pack of playing cards. The remaining cards were well shuffled and then a card is drawn at random from them. Find the probability that the drawn card is
a card of clubs.

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