Word problem 1. Go!
A man wishes to construct a poultry house 12 feet long in which to keep 20 hens. If each hen requires 4 square feet of floor space, how wide should he construct the poultry house?
a) 28 feet
b) 80 feet
c) 5 feet
d) 6 feet, 8 inches
e) none of these answers
PLEASE PROVIDE CLEAR INSTRUCTION ON HOW YOU SOLVED IT