23. Exercise problem X

A piggy bank contains hundred \(50p\) coins, fifty \(₹1\) coins, 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

 

(i) will be a \(50 p\) coin \(=\)

 

(ii) will not be a \(₹5\) coin \(=\)