10, There are 1,000 sealed envelopes in a box, 10 of them contains in cash prizeof R 100 each, 100 of them contains a cash prize of 50 each and 200 of themcontains a cash prize of?10 each and rest do not contains any cash prize. If theyare well-shuffled and an envelope is picked up out, what is the probability thatit contains no cash prize.Sol. See Q .No. 16 on page 198

10, There are 1,000 sealed envelopes in a box, 10 of them contains in

1.	10, There are 1,000 sealed envelopes in a box, 10 of them contains in cash prizeof R 100 each, 100 of them contains a cash prize of 50 each and 200 of themcontains a cash prize of?10 each and rest do not contains any cash prize. If theyare well-shuffled and an envelope is picked up out, what is the probability thatit contains no cash prize.Sol. See Q .No. 16 on page 198
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