Agroup of 10 friends decides to head up to a cabin in the woods (where nothing could possibly go wrong). unfortunately, a number of these friends have dated each other in the past, and things are still a little awkward. to 4.3. coloring 224 get the cabin, they need to divide up into some number of cars, and no two people who dated should be in the same car. (a) what is the smallest number of cars you need if all the relationships were strictly heterosexual