Q. 27 5.0( 4 Votes )

Two customers are visiting a particular shop in the same wee (Monday to Saturday). Each is equally likely to visit the shop on any one day as on another. What is the probability that both will visit the shop on:

(i) the same day?

(ii) different days?

(iii) consecutive days?

Answer :

Total number of days to visit the shop, n(S) = 36


(i) Number of favorable outcomes, n(E) = 6



(ii) n(E’) = 1 – n(E) =


(iii) Number of favorable outcomes, n(E) = 5



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