How much of a radioactive kind of rhodium will be left after 70 hours if you start with 8,744 grams and the half-life is 35 hours?

Adam drew two same size rectangles and divided them into the same number of equal parts. he shaded 1/3 of one rectangle and 1/4 of the other rectangle. what is the least number of parts into which both rectangles could be divided into?

What is the 12th term of b(n)=-4-2(n-1)

15 and 14.7 are 1 apart, so 15 – 14.7 must be 1.