write an algorithm to this problem:ramshewak goes to market for buying some fruits and vegetables. he is having a currency of Rs 500 with for marketing. from a shop he purchases 2.0 kg Apple priced Rs.50.0 per kg, 1.5 kg mango priced Rs.35.0 per kg, 2.5 kg potato priced Rs.10 er kg, and 1.0 kg Tomato priced Rs. 15 per kg. he gives the currency of Rs. 500 to the shopkeeper. find out the amount shopkeeper will return to ramshewak and also tell the total item purchased