Function Notation 5, Functions with Equations II

If f(x)=x-1, then

f(5)=

If f(x)=x-1, then

f(6)=

If f(x)=x-2, then

f(6)=

If f(x)=x-2, then

f(7)=

If $f\left(x\right)=\frac{x}{2}$ , then
 $f\left(6\right)=$  

If $f\left(x\right)=\frac{x}{2}$ , then
 $f\left(8\right)=$  

If $f\left(x\right)=\frac{x}{3}$ , then
 $f\left(6\right)=$  

If $f\left(x\right)=\frac{x}{3}$ , then
 $f\left(9\right)=$  

If $f\left(x\right)=\frac{x-1}{2}$ , then
 $f\left(7\right)=$  

If $f\left(x\right)=\frac{x-1}{2}$ , then
 $f\left(9\right)=$