Jacob works for a manufacturing company that makes boxes for dolls. he is creating a new box shaped like a rectangular prism and drew a net to show his team.

what is the surface area of the box?
a.

864 sq in

b.

752 sq in

c.

640 sq in

d.

376 sq in

Which of the following expressions is equal to 2x^2+8

Weekly wages at a certain factory are normally distributed with a mean of $400 and a standard deviation of $50. find the probability that a worker selected at random makes between $450 and $500

Each person in an it department of 25 people works on at least one of 3 major projects: system security, program implementation, platform development. 10 people work on system security, 13 work on program implementation, and 12 work on platform development. 4 people work on system security and platform development, 5 people work on program implementation and platform development, and 2 people work on all three projects. how many people work on system security and program implementation?