caption: Let's do the math... Q: How many countries are there in the world
exif: {"Image DocumentName": "Let\u2019s do the math\u2026 Q: How many countries are there in the world?", "Image ImageDescription": "A: About 200. Q: How many languages are there in the world? A: Roughly 7,000. THEREFORE, ETHNIC GROUPS ARE NOT DEFINED BY POLITICAL BORDERS.", "Image XResolution": "37", "Image YResolution": "37", "Image ResolutionUnit": "Pixels/Centimeter", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}