3

Let x = number of boards needed to make 2000 pieces of 3.6' size boards.

Note: One 8' board can make 2 pieces of 3.6 boards

1:2=x:2000

2x=2000

x=2000/2

x=1000

You will need 1000 pieces of 8' boards to make 2000 pieces of 3.6' boards.

Added 3/10/2014 4:47:26 AM

This answer has been confirmed as correct and helpful.