If n(u) = llo; n(A)=50
n(B)=75; n(AUB) = 105, Find
n(ANB).

What is the rotational symmetry of a wheel

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

How to do this , and can some one explain