How to Figure Out Cheryl’s Birthday KENNETH CHANG A step-by-step explanation of a birthday logic problem making the Internet rounds. April 15, 2015 at 12:00AM http://nyti.ms/1EzN35m http://nyti.ms/1Oas3mJ The New York Times Science Mathematics, Science and Technology, Puzzles

By KENNETH CHANG via NYT / Eethg. Corps. Inc. / Terrence Herschel G. Science http://nyti.ms/1EzN35m How to Figure Out Cheryl’s Birthday April 15, 2015 at 12:00AM http://nyti.ms/1Oas3mJ The New York Times