8.33% of a U.S. dime is which metal, with the rest copper?

Eight U.S. states begin with the letter M. Which other letter also begins exactly eight? In 1879 young María de Sautuola spotted prehistoric paintings of bison on the ceiling of which Spanish cave? Eight years after sailing around the globe (1577 to 1580), who helped England defeat the Spanish Armada? Many Americans who served in the Korean War are still listed as MIA. What does MIA stand for? Kenneth MacAlpin, who united the Picts and the Scots around 843, is traditionally considered the first king of which co… About 8,500 years ago the zebu, or Brahman type of which animal, was domesticated in Asia? Czech athlete Roman Šebrle scored 8,893 points to win Olympic gold in 2004 in which event? The land of the Lotus-Eaters appears in which 8th-century BC epic?