A radioactive substance decays exponentially. a scientist begins with 190 milligrams of a radioactive substance. after 33 hours, 95 mg of the substance remains. how many milligrams will remain after 65 hours?

diver's height above the surface of the water when diving can be modeled by the equation h=-16^2-8t+120 where h is the height above the water's surface measured in feet. How long will it take the diver to reach the surface of the water?

Ou select a marble without looking and then put it back. If you do this 21 times, what is the best prediction possible for the number of times you will pick a marble that is not orange?

The sum of the interior angles of a polygon is 8280°. How many sides does the polygon have?

The base of a rectangular solid is 4ft. long and 3ft. wide. What is the volume of the solid if its diagonal is sqrt of 41 ft.?

South middle school has 750? students. North middle school has 13/15 times as many students as South. Does north middle school have more or fewer than 750 students?

Which is true regarding the function? The function f (x) is given by the set of ordered pairs. { (8, - 3), (0, 4), (1,-5), (2, - 1), (-6, 10); f (-3) = 8 f (3) = 5 f (8) = 0 f (-6) = 10

Is 0.66 greater thab 0.066

Round 9,254 to the nearest hundred

An animal shelter spends $2.00 per day to care for each bird and $7.00 per day to care for each cat. Brianna noticed that the shelter spent $191.00 caring for birds and cats on Thursday.

250 (1 / 2) ^1000 / 2000, which number is a factor?