The half life of a radioactive substance is one day meaning that every day half of the substance has decayed . Suppose you have 399 grams of substance. Contract and exponential model for the amount of the substance remaining on given day. Use your model to determine how much of the substance will be left after 6 days

:i need some real : a store sells shirts to the public at one pricing scale and wholesale at another pricing scale. the tables below describe the cost, y, of x shirts. (after tables) how do the slopes of the lines created by each table compare? the slope of the public table is 3/4 of the slope of the wholesale table.the slope of the wholesale table is 3/4 of the slope of the public table.the slope of the public table is 12 times greater than the slope of the wholesale table.the slope of the wholesale table is 12 times greater than the slope of the public table.