DROPBOXI Combinatorics Assignment V 1. A lot of national flags are made up ofthree holizontal stripes. a How many different three colour flags (tlicolors) can be designed using green, blue, red, yellow and black stripes if all three cdours must be different? b. How mam:r of them contain a red stripe? c How mam:r extra possibilities are there if the top colour can be the same as the bottom colour? 3 marks \"ENTIRE The ag of Gabon 2. On hi5 university application, Prashad must list his course choices in DI'dEf of preference. He must choose four of the six courses available in his major discipline and three of tine fem courses offered in related subjects. in now many W3 can PFBSI'IBG "St \"is COURSE WEBB? Explain the