Write the decimal expansion for 6/11
Choose the correct answer below.
A. 0.45
B. 0.54
C. 0.5411
D. 0.4545...

Initially 100 milligrams of a radioactive substance was present. after 6 hours the mass had decreased by 4%. if the rate of decay is proportional to the amount of the substance present at time t, find the amount remaining after 24 hours. (round your answer to one decimal place.)

Find the length of the following tangent segments to the circles centered at o and o' whose radii are 5 and 3 respectively and the distance between o and o' is 12. what is the tangent segment of cd?

Acircle has a diameter will endpoints of (-2,8) and (6, 4). what is the center of the circle