Question

12) Number of outcomes using 5 from category 1, 7 from category 2, 3 from category 3.

11) C3 9880 12) Number of outcomes using 5 from category1, 7 from category2, 3 from category3 13) The number of ways ofselecting a group of 5 from a group of 18 14) Descriptions that can be used to differentate between Permutations and Combinations 105 8568 Chango coloction order-different EColostions

Answer 1

$\dpi{80} \!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\! \textbf{12) }\;\;\texttt{ Number of outcomes using 5 from category 1, 7 from category 2, 3 from category 3} = 5\times7\times3 = 105$

$\dpi{80} \!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\! \textbf{13) }\;\;\texttt{ Number of ways of selecting a group of 5 from a group of 18}=\binom{18}{5}=8568$