Minimum number?

[not2sharp]

Just one of each. Now how many are there?

 

[eaglehi1]

You only need one? Right , right??

 

[backpacker]

For hunting
a) 2 - Bob Dozier small hunting knives
b) Swiss army knife

For Survival
a) Swiss army knife
b) Small fixed blade 3-4" hunting knife
c) Large fixed blade 9 - 10" knife