Hugo and Viviana work in an office with eight other coworkers. Out of these 10 workers, their boss needs to choose a group of fo
ur to work together on a project. (a) How many different working groups of four can the boss choose?
(b) Suppose Hugo and Viviana absolutely refuse, under any circumstances, to work together. Under this restriction, how many different working groups of four can be formed?
If they're asking the distance between the tree and the man's shadow, that would be 12ft and if they're asking the distance between the tree and the actually man, that would be 15ft :).