$($The answer is $3\mathrm{.}74$ percent premium, but i dont understand how they got that number$)$

Assume interest rate parity exists. If the spot rate on the British pound is $$2$ and the $1-$year British interest rate is $7$ percent, and the $1-$year U$.$S$.$ interest rate is $11$ percent, what is the pound's forward discount or premium?

$3\mathrm{.}60$ percent discount

$3\mathrm{.}74$ percent premium

$3\mathrm{.}74$ percent discount

$3\mathrm{.}60$ percent premiuM