A publishing house recently released two novels. Both novels are available in paperback or as an e-book. This table shows the number of copies of each sold on the first day.

Can you simplify 4/7? 24 points will be awarded!

Math it's appreciated. (picture provided)

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?