One:

Premium (discount) = spot exchange rate × spread between two currencies × months/12

1.6025*(8%-6%)*(3/ 12)=0.0080 125

1.6035*(8%-6%)*(3/ 12)=0.0080 175

So the forward exchange rate is (plus premium)1.6105-1.6115.

Two:

1.6025+0.0030= 1.6055

1.6035+0.0050= 1.6085