Given a+b=7 and a–b=3, find:

2^a*2^b

Determine the volume of a cylinder bucket if the diameter is 8.5 in. and the height is 11.5 in.

Which system of linear inequalities is represented by the graph?

Type the correct answer in each box. spell all the words correctly, and use numerals instead of words for numbers. if necessary, use / for the fraction bar(s).