A hummingbird needs 10 grams of sugar and 8 grams of protein each day. One honeysuckle flower provides 20 mg of sugar and 10 mg of protein. One nasturtium flower provides 10 mg of sugar and 10 mg of protein. It takes 5 seconds to feed from a nasturtium and 10 seconds per honeysuckle. How many minutes does it take to get exactly the food it needs? (1 gram equals 1000 mg.)