A certain drug has a half life of 2 hours in the bloodstream the label says to take the drug every six hours about how much of the drug will be in the bloodstream a month after the patient begins takin 700 mg every six hours

Read this passage: many manufacturers prefer plastic as a material for containers because it can be molded into many shapes. but plastic is not very strong. it must be fused with glass or steel for strength. it is also not very durable. even the strongest plastic can break under enough pressure. the biggest disadvantage to using plastic is that it does not decompose. while plastic can be recycled, doing so is tedious and difficult. while it may be more expensive and difficult to work with, aluminum is a much stronger building material with far greater tensile strength. it conducts electricity because it is metal. best of all, aluminum is very easy to recycle. even if it is thrown away, it decomposes much more quickly than most manufacturing materials. how does the compare-and-contrast organizational pattern of the passage support the author's purpose? a. the passage gradually leads up to the point about decomposition to inform the reader about the importance of recycling plastics. b. the passage lists the advantages and disadvantages of each material to make a case for the use of plastic and not aluminum in containers. c. the passage begins with a description of plastic's problems in order to call attention to the good qualities of aluminum. d. the passage shows the superiority of aluminum in order to make a case for the production of stronger plastics.

From this story and the indian saying which precedes it, what can the reader conclude about the culture in which the tale is set? a) they believe that death is always signified by pigeons flying away. b) they think that the behavior of creatures in the natural world can indicate things that will happen to people. c) they believe that honest, hard work provides relief from the ravages of the natural world. d) they think that death isn't the end, but only the beginning of a new life.

Which paired device and theme does the poet convey in these lines