As in the previous examples, you have blue cards numbered 1,2,3,4 and red cards numbered 1,2,3. You draw a card at random. If the event O is drawing an odd card, what is P(O′)?

Aschool allots ? 1500 to spend on a trip to the theatre. theatre tickets have a regular cost of ? 55 each and are on offer for 1 5 off. a train ticket for the day will cost ? 12 each. if 2 teachers and the maximum number of students attend, how much money will the school have left over?