Whack The Boss

You have 30 seconds to whack as many bosses as you can. Ready, set, go! Basic boss yield 10 points. Annoying boss wearing a party hat yield 20 points. Pretentious boss wearing jewel crown yields 30 points, plus a 3 second time extension. Don’t whack the bomb! That reduces the time by 3 seconds. How high can you score in this whac a mole game?