What is the
probability of selecting a boy and a person who
bought 10 up to 20 lunches?
gender
bought
lunch boys girls total
o up to 10 10
10 up to 20
total
1/6
20
1/4
ooo
1/2
1/3

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?