1. "I got what you wanted," said Malcolm. "Buckles and buttons, exactly a hundred pounds the lot." Sarah smiled. "Sounds reasonable. What prices?" "The buttons were 60 pence each, the buckles 2 pounds, and 3 pounds and 25 pence each," Malcolm replied. "And I got exactly one hundred items in all."

75 buttons at 60 pence each, 4 buckles at 3 pounds and 25 pence, 21 at 2 pounds

75 buttons at 50 pence each, 4 buckles at 3 pounds, 20 at 2 pounds

80 buttons at 40 pence each, 3 buckles at 2 pounds and 50 pence, 21 at 3 pounds