1.

20 cards are numbered from 1 to 20. One card is then drawn at random. What is the probability that the number of the card drawn is (i) A prime number ? (ii) An odd number ? (iii) A multiple of 5 ? (iv) Not divisible by 3 ?

Answer»

20 cards are numbered from 1 to 20. One card is then drawn at random. What is the probability that the number of the card drawn is

(i) A prime number ?

(ii) An odd number ?

(iii) A multiple of 5 ?

(iv) Not divisible by 3 ?



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