Answer Posted / abhishek ranjan shahi
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Two distinct no's are taken from 1,2,3,4......28. Find the probability that their sum is less than 13
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A trip takes 6 hours to complete. After traveling 1/4 of an hour, 1 3/8hours, and 2 1/3 hours, how much time does need to complete the trip? There are 30 socks in a drawer. 60% of the socks are red and the rest are blue. What is the minimum number of socks that must be taken from the drawer without looking in order to be certain that atleast two blue socks have been chosen?
If a bank clerk can process 80 drafts in half an hour, how many drafts can she process in seven and half hour day?
Two trains are travelline at equilateral .Train A is travelling in the direction of earths spin.Other train B is travelling in opposite direction of earths spin.Which trains wheels will wear first?and why?