An item was sold at a price after giving two successive discount of 30% and 50 %. If the selling price of the item was Rs 448, then what was the marked price of the item ?
840
1280
1140
1640
$\begin{aligned} & \mathrm{MP}=? \\ & \mathrm{MP}^* \cdot 7^* \cdot 5=448 \\ & \mathrm{MP}=1280\end{aligned}$