A sample fo Radon 222 has a starting mass of 100 grams. Every day, 1/8 of the sample decays and becomes Polonium 218. When will only 1 gram of Radon 222 remain? Round to the nearest hundredth. A. 34 days B. 0.45 days C. 10 days D. 2.21 days

Use continuity to evaluate the limit. lim x→16 20 + x 20 + x step 1 consider the intervals for which the numerator and the denominator are continuous. the numerator 20 + x is continuous on the interval the denominator 20 + x is continuous and nonzero on the interval

Abcd is a square. what is the measure of angle bac

Mario is constructing a frame for 10 in. by 8 in. photo. he wants the frame to be the same with all the way around in the same area of the frame and photo to be 120 square inches what is the dimension of the frame?