1. "Doughnuts and eclairs, that's fine for the party," said Susan. "You must have got about fifty in all." Nancy shook her head. "Not that many, but I got all they had," she replied. "I got as many of each as its price in pence, and the lot came to as many pounds as the number of eclairs and as many pence as the number of doughnuts." How many of each?

12 eclairs, 33 doughnuts

11 eclairs, 32 doughnuts

10 eclairs, 30 doughnuts