HELP Mason usually practices piano for 3 1/4 hours every week. This week he practiced for half of his usual time. How long did he practice this week?

I'll give brainliest if you answer right : )

Which number line represents the solution set for the inequality - x 24?

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?