Suppose that Sidney's book club reads 32 books in one month. The next month, the club reads 47 books. Find the percent increase in the number of books the club reads. Round your answer to the nearest whole percent.

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?