A business woman bought a refrigerator from a manufacturer for $68000. calculate the selling price if she makes make a profit of 17.5%
the selling price if she incured a loss of 3.5%​

Suppose a laboratory has a 30 g sample of polonium-210. the half-life of polonium-210 is about 138 days how many half-lives of polonium-210 occur in 1104 days? how much polonium is in the sample 1104 days later? 9; 0.06 g 8; 0.12 g 8; 2,070 g

Which of these angles are supplementary? a. 100o and 90o b. 78o and 102o c. 54o and 146o d. 12o and 78o

The circle below is centered at the point (3, 1) and has a radius of length 2. what is the equation?