Your friend brings 15 chocolate cupcakes and 15 vanilla cupcakes to school. students will take turns picking a pair of cupcakes at random. what is the probability that the first student will pick 2 chocolate cupcakes?

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?