I'm sure that's why we were better at mental arithmetic (as it was then called - is the term still in use at schools today?) in those days. We also had to master 16 ounces in a pound, 14 pounds in a stone, 8 stone or 112 pounds in a hundredweight (work that one out), 20 hundredweight in a ton. Then there was 12 inches in a foot, 3 feet in a yard, 1,760 yards in a mile, not to...
08:36 Mon 19th Jul 2021