Question

cards marked with 5 to 75 are placed ina box and mixed thoroughly. one card is drawn from the box. find the probability that the number on the card is odd​

Answer 1

Answer:

total no.of events = (75-5)+1=71

no.of even now in the box=

(6,8,10,12,14,16,18,20,22,24,26,28,30,32,34,36,38,40,42,44,46,48,50,52,54,56,58,60,62,64,66,68,70,72,74)=35 such cards.

Therefore, P(even no being drawn out)=35/71

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