Mathematics · Aptitude - Numerical Calculation

Deepa goes to a post office to post letters and parcels. The postal rates depicted are as below: Letter Weight: i) 20 g or less - Rs. 5.00 ii) For every additional 20 g - Rs. 2.00 Parcel Weight: i) 50 g or less - Rs. 5.00 ii) For every additional 50 g - Rs. 3.00 Deepa wants to send two parcels weighing 250 g and 300 g respectively and two letters weighing 20 g and 35 g respectively. How much postal charge does she have to pay?