$D_S=$ demand for the Sky Eagle

$P_S=$ selling price of the Sky Eagle

$D_H=$ demand for the Horizon

$P_H=$ selling price of the Horizon

$D_S=225-0\mathrm{.}60P_S+0\mathrm{.}35P_H$

$D_H=280+0\mathrm{.}10P_S-0\mathrm{.}64P_H$

maximizing prices $($in dollars$).($Round your answers to two decimal places.$)$

Revenue

$R=$

Price for Sky Eagle

$P_S=$$

$P_H=$$

$R=$$

Price for Horizon $P_H=$$

Optimal revenue $R=$$