Kenneth S. answered • 02/02/16

Expert Help in Algebra/Trig/(Pre)calculus to Guarantee Success in 2018

Just count the number of end-nodes.

Design 1...6 choices for wood, 6 choices for upholstery. This is 36 combinations, altogether.

Design 2...also choices for wood, 6 choices for upholstery. This is 36 combinations, altogether. So far, 72 possibilities.

Design 3...only can choose an upholstery...This is 6 more possibilities.

Total: 78 distinct permissible choices of design & refinements.

Alexis K.

02/02/16