Combine and simplify these radicals. radical 8 * 20 i will make brainliest

Julia is going for a walk through the neighborhood. what unit of measure is most appropriate to describe the distance she walks?

One hectometer is a) 1/1000 of a meter. b) 1/100 of a meter. c) 10 meters. d) 100 meters. e) 1000 meters.

Which statements describe the solutions to the inequality x< -20 check all that apply. there are infinite solutions. each solution is negative. each solution is positive. the solutions are both positive and negative. the solutions contain only integer values. the solutions contain rational number values.