Word: 3d
(lookup in dictionary)
(lookup stats)
Dates: during 1960-1969
Sort By: most recent first
(reverse)
Before long, the operations officer on a U.S. Navy ship may be able to tune in a device that can reproduce a three-dimensional image of an enemy submarine scores of fathoms below the surface. Or a brain surgeon may have at his fingertips the means to see, in 3D, a deep, tiny tumor that even modern X-ray techniques could not detect. Such far-out capabilities are now within reach thanks to Scientists Alexander Metherell, John Dreher, Lewis Laramore and Hussein El-Sum, of the McDonnell Douglas Corp.'s Advanced Research Laboratories at Huntington Beach, Calif. Last week...
Unchanged ?. For years British schoolchildren have chanted, "Twelve pence make a shilling; 20 shillings make a pound," and the system they were straining to learn is as dismal as the chant. The mere job of figuring a 10% discount on a 3? 3s 3d roast beef could take a man to the edge of starvation. The system had at least one advantage: it had practically always been that way. The pound and penny first appeared about the time of King Offa in the 8th century. They were originally named for the Roman libra and denarius (hence the still used signs...
...3d. 23|?25 11s. 9d. 23/2...
...answer: ?1 2s. 3d. It is solved by first turning everything into shillings, then into pence. Multiply the pounds by 20, add the shillings, multiply the sum by 12, and add the pennies. Then divide by 23 (cricket bats) and convert back to pounds, shillings and pence by division. Answer in the new system: 2 Rands, 22 l/2 cents...