Across diverse numerical data—bank balances, populations,... | funfact.wiki | funfact.wiki
Across diverse numerical data—bank balances, populations, prices—the first digit is most often 1 and least often 9. This is known as Benford's law, and accounting records that deviate from this pattern may indicate fraud.
In 1800, Paris enacted an ordinance banning women from wearing trousers. The law was technically enforced until 2013, with amendments in 1892 and 1909 allowing trousers only while holding bicycle handlebars or horse reins.
In the 1982 SAT, only 3 of 300,000 students answered a circle rotation problem correctly. Even the test makers were wrong, and the correct answer was not among the choices. The key is the coin rotation paradox: a circle rolling around an equal circle makes 2 full turns, not 1.