10 class maths 13 chapter exercise 13:2 a kiddy kiddy bank contains hundred 50p coins,fifty 1 coin, twenty 2 coins and ten 5 coins. If it is equally likely that one of the coins will fall out when the bank is turned upside down,what is the probability that the coin (¡) will be a 50p coin? (¡¡) will be a 5 coin?
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Total number of coins= 100+50+20+10 =180
(I)Probability that it is a 50p coin = 100/180 = 5/9
(ii) Probability that it is a 5 coin= 10/180= 1/18
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