This week's on-air puzzle is an extension of last week's challenge in which a group of letters and symbols represent a familiar word or phrase.
Last Week's Challenge
Write down the number "100." Underneath it write "100/500." How the numbers align doesn't matter. What U.S. city does this represent?
Answer: Concord. (The Roman numeral C stands for 100 and D equals 500. A slash mark can represent OR.)
Winner: Joan Suits of Houghton, Mich.
Next Week's Challenge
From listener Oren Stern of Santa Clara, Calif.: Think of a big name in the oil business, then drop the first and last letters to get another big name in the oil business. What names are these?
Submit Your Answer
If you know the answer to next week's challenge, submit it here. Listeners who submit correct answers win a chance to play the on-air puzzle. Important: Include a phone number where we can reach you Thursday at 3 p.m. Eastern.