A purse contains a number of Rs.1, Rs 2 and Rs.5 coins as given below: A coin is taken out from the purse at random, then find the probability that the coin (i) is not a Rs.5 coin (ii) is a Rs. 2 coin. (iii) Is not a Rs 1 coin.
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Answer:
the probability is 1/3
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Answer:
total number of coins = 14+10+15 =39
probablity formula = no of that things/total no of all things
1 st
Case that coin is not of rs 5 = 24/39
=7/13
2nd case
that coin is a rs 2 coin = 10/39
3rd case
that coin is not a 1 rs cion = 14/39
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