Question

Cards with numbers 1 , 2 , 3 ..... 50 are placed in a box and mixed thoroughly. One card is drawn at random , what is the probability that the card drawn is :
(i) A prime number less than 20
(ii) A multiple of 5 and 10
(iii) An odd number more than 40

Answer 1

(i) 7/50

(II) 10/50= 1/5

(III) 5/50= 1/10

Answer 2

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