This road sign is on an I-10 exit ramp in California.

The road sign says...

+----------------------+ | <- San Jacinto 12 | | <- Hemet 15 | | Oak Glen 9 -> | +----------------------+the numbers are: 12 15 9 the math is: 15 - 12 = sqrt(9) rsCardinalityEval: 9 - (15 - 12)! = 3 * There are three numbers in this road sign. rsCardinalityEval: gcf(12, 15, 9) = 3 * There are three numbers in this road sign. rsCardinalityEval: 9 / cuberoot(12 + 15) = 3 * There are three numbers in this road sign. off-by-one rsStateEval: 12 + 15 + sqrt(9) = 31-1 * California was the 31st state admitted to the Union. off-by-one rsAgeEval: 9 * cuberoot(12 + 15)! = 55-1 * RoadHacker was 55 years young when he found this road sign.

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

**Created:** 26 July 2012

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