Jessica has a bag of 9 acid drops which are all identical in shape. 5 are raspberry flavoured and 4 are orange flavoured. She selects one acid drop at random, eats it, and
then takes another, also at random. Determine the probability that:
a both acid drops were orange flavoured
b both acid drops were raspberry flavoured
the first was raspberry and the second was orange
d the first was orange and the second was raspberry.