Pls 30 points

how many total dinners are $30 or more included in the histogram? show your work and explain how you solved using first, next, and last.

If a =6, what is the value of 2a(3b + 5c)?

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?

An octagonal prism has jow many lateral faces?