In scientific notation, the radius of each bacterium in a petri dish is 3.15 × 10-7 meter. The radius of the bacterium written as a decimal number in standard form is meters.

Annette suffers from recurrent episodes of gorging on large quantities of food followed bypurging through self-induced vomiting in order to prevent gaining weight. although her weight is well below normal to the point that others see her as "skin and bones," she worries excessively about being fat. she also has impulse control problems in other areas of her life.she is suffering from ) binge-eating/purging anorexia2) restrictive anorexia3) bulimia nervosa 4) binge-eating disorder

Why did activists use social media during the 2011 uprisings in egypt?

What are the pros and cons of school voucher programs?