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Probability

 PROBABILITY 





Question 1
A game consitsts of tos noting the outcomes each time. If getting the same results in the tosses is a success. Find the probabilty of game.

Question 2
A die is throwen once, find the probability of getting the number which
    A. is a prime number
     B. lies between 2 and 6.

Question 3
The probability of selecting a blue marble at random from a jar that contains only blue, black and green marbles is 1/5. The probability of selecting a black marble at random from the same jar is 1/4. If the jar contains 11 green marbles.. find the total number of marbles in the jar.

Question 4
A die is throwen once find the probability of getting a composite number.

Question 5
Two different dice are throwen togather find the probability:
     A. getting a doublet
     B. of getting a sum of 10, of the numbers on the two dice.

Question 6
An integer is chosen at random between 1 and 100. find the probability that it is:
     A. divisible by 8
     B. not divisible by 8

Question 7
A box contains cards numbered 1 to 20. A card is drawn at random from the box. Find the probability that number on the drown card is:
     A. prime number
     B. a compostie number
     C. a number divisible by 3.

Question 8
The king, queen and jack of clubs ara removed from a pack of 52 cards and the remaining cards are well suffled. A card is selected form the remaining cards. Find the probability of getting a card:
     A. of spade
      
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