Dexter ordered 5 pizzas, 5 burgers, 5 sandwiches and 7 sodas. If the cost of pizzas, burgers, sandwiches and sodas is £17, £12, £29 and £25 respectively, find the total amount Dexter paid to the shopkeeper.
In an orchard, 145.7 kg of oranges are picked by the evening. Over the next hour, 9 workers add 2 kg 400 g of oranges each, and 6 workers remove 3.4 kg of bad fruits each. What is the total weight of oranges remaining?