Math Sat Ii C Tough Question

romanpolanski
Sun, 02 Oct 2005 13:59:50 +0000

Je ne comprends pas!

If there are six seashells then the total amount of combinations would be 6!

Since you can only have 4 seashells in a bracelet though you would have to take (6x5x4x3)/(4x3x2x1) = 15

Someone explain to me why that isnt right