An ore sample contains 4,000 milligrams of a radioactive material. it has a half life of 1 day. this means that each day, the amount of material is one half of what it was the day before. how much will be in the sample on the eighth day?

Find the average speed of a rabbit that runs a distance of 22 m in a time of 1.8 s .

A50% increase followed by 33 1/2% decrease

Ascientist has discovered an organism that produces five offspring exactly one hour after its own birth, and then goes on to live for one week without producing any additional offspring. each replicated organism also replicates at the same rate. at hour one, there is one organism. at hour two, there are five more organisms. how many total organisms are there at hour seven? 2,801 19,531 19,607 97.655