Four students have to be chosen 2 girls as the captain and vice-captain and 2 boys as captain and vice-captain of the school. There are 15 eligible girls and 12 eligible boys. In how many ways can they be chosen if Sunita is sure to be the captain?
A teacher prepares a lest. She gives 5 objective type questions out of which 4 have to be answered. Find the total ways in which they can be answered if the first
2 questions have 3 choices and the last 3 have 4 choices.