A veterinarian has instructed Harrison to give his 105−lb dog one 325−mg aspirin tablet for arthritis. The amount of aspirin A remaining in the dog's body after t minutes can be expressed by the exponential equation A = 325( 1 2 ) t 13 . How long will it take for the amount of aspirin to drop to 60 mg? Express your answer to the nearest tenth. It will take about minutes for the amount of aspirin to drop to 60 mg.

Weak battery is considered to be a part of routine a. inspection b. wear and tear c. maintenance d. check

Consider the functions below. function 1 function 2 function 3 select the statement which is true about the functions over the interval [1, 2] a b function 3 has the highest average rate of change function 2 and function 3 have the same average rate of change. function and function 3 have the same average rate of change function 2 has the lowest average rate of change d.

At the olympic games, many events have several rounds of competition. one of these events is the men's 100-meter backstroke. the upper dot plot shows the times (in seconds) of the top 8 finishers in the final round of the 2012 olympics. the lower dot plot shows the times of the same 8 swimmers, but in the semifinal round. which pieces of information can be gathered from these dot plots? (remember that lower swim times are faster.) choose all answers that apply: a: the swimmers had faster times on average in the final round. b: the times in the final round vary noticeably more than the times in the semifinal round. c: none of the above.