Question

Sabnam has $2$ school bags , $3$ tiffin boxes and $2$ water bottles.show in how many ways can she carry these item

Answer 1

No.of ways of choosing

bags ${\to }^2{C}_1$

tiffin box${\to }^3{C}_1$

bottle ${\to }^2{C}_1$

$\therefore$ carry these item ${\Rightarrow }^2{C}_1{.}^3{C}_1{.}^2{C}_1$

$=2\times 3\times 2$= 12 ways