This road sign is on the eastbound Apache Trail (AZ Hwy-88) in Arizona.

The road sign says...

+----------------------+ | Tortilla Flat 2 | | Apache Lake 17 | | Roosevelt Lake 29 | +----------------------+the numbers are: 2 17 29 AllPrimesRS: 2, 17, 29 are all prime numbers rsStateEval: 2 + 17 + 29 = 48 * Arizona was the 48th state admitted to the Union. BARSfunc rsPiEval: (sum_digits(29) * 2) / multi_digits(17) ~= Pi * 22/7 approximates Pi rounded to nearest hundredth (3.14) * sum_digits(n) = sum the digits of n * domain: n must be a prime number * sum_digits(29) = 2+9 = 11 * mult_digits(n) = product of the digits of n * domain: n must be a prime number * mult_digits(17) = 1*7 = 7 BARSfunc rsCardinalityEval: mult_digits(29) - 17 + 2 = 3 * The road sign contains 3 numbers. off-by-one rs42Eval: 2 * 29 - 17 = 42-1 * 42 is the "Answer to Life, the Universe, and Everything"

**Creator:** Gerald Thurman
[gthurman@gmail.com]

**Created:** 24 December 2011

This work is licensed under a Creative Commons Attribution 3.0 United States License.