The isotope Sr-85 is used in bone scans. It has a half-life of 64.9 days. If you start with a 10-mg Sample, how much would be remaining after 50 days? Round to the nearest hundredth.

After being rearranged and simplified, which of the following equations could be solved using the quadratic formula? check all that apply. a. 9% + 3x2 = 14 + x-1 b. -x+ + 4x + 7 = -32-9 c. 5x + 4 = 3x4 - 2 d. 2x2 + x2 + x = 30

Somone me i want to know what 18 hours out of 24 hours in a fraction

Find the slope of the line passing through a pair of points