To get a b in math, alexandria pappas must average 80 on five tests. scores on the first four tests were 84 , 78 , 82 , and 79 . what is the lowest score that she can get on the last test and still get a b?

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

Arefrigeration system at your company uses temperature sensors fixed to read celsius (°c) values, but the system operators in your control room understand only the fahrenheit scale. you have been asked to make a fahrenheit (°f) label for the high temperature alarm, which is set to ring whenever the system temperature rises above –10°c. what fahrenheit value should you write on the label

Collin did the work to see if 10 is a solution to the equation r/4=2.4