For adult it is 30:2 and for children it is 15:2
Wearing glasses will improve your seeing .But a teacher cant force you to wear them.Wear glasses if you can't see the book in front of you or if you can't see the school board.The teacher wants you to wear them so there is no excuse y u didn't do school work or dont understand it.
Circulatory disorders can affect a personal lifestyle as it can be difficult to exercise. It can also led to mental health problems such as depression and anxiety since circulatory disorders can lead to emotional distress.
Answer:
Search Results
Featured snippet from the web
Image result for How many chemicals are in cigarettes that are known to cause cancer?
Of the more than 7,000 chemicals in tobacco smoke, at least 250 are known to be harmful, including hydrogen cyanide, carbon monoxide, and ammonia (1, 2, 5). Among the 250 known harmful chemicals in tobacco smoke, at least 69 can cause cancer. These cancer-causing chemicals include the following (1, 2, 5)
Explanation: