For one geometry test, Sara correctly answered 6 questions. These correct answers gave him a percent score of 20%. In total, how many questions were on this geometry test.

What is the simplified expression for 6(2(y+x))

Find the value of the variable and the length of each secant segment.

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