As a whole number with a fraction, that's three and six tenths (3 and 6/10ths). This can be expressed at 3.6
3/10 is already in its simplest form
20 over 8 equal 10 over 4 equal 5 over 2
No.
It is 1.
Yes.
Yes.
One over ten.
2/27
43/360
one half.
1/4
It is already simplified.