A certian beverage contains 60 milligrams of caffeine. The caffeine is eliminated from the body st a rate of 15% per hour. How many milligrams of caffeine will be remaining after 4 hours

At his new job, jeremiah can choose an hourly rate of $9 plus a $50 weekly bonus for opening the store, or an hourly rate of $10 per hour with no opening bonus. the equations model his salary options. y = 9x + 50 y = 10x

Could someone with number 1 and 2

The american academy of pediatrics wants to conduct a survey of recently graduated family practitioners to assess why they did not choose pediatrics for their specialization. provide a definition of the population, suggest a sampling frame, and indicate the appropriate sampling unit.