A floating rate bond and an inverse floating rate bond are b…

A floating rate bond and an inverse floating rate bond are backed by $100 million portfolio of bonds. The coupon rate on the floater equals: r, where r is the reference floating rate. The coupon rate on the inverse floater equals: 12% – 2r. The floating rate tranche has a floor of 1%. The cap (in percent) on the inverse floating tranche is: