Ridge vents on a hip joint should end _____ above the eaves. ...

[Yi-Chen]

Ridge vents on a hip joint should end _____ above the eaves.
 
  a. 12
  b. 20
  c. 24
  d. 30

Question 2

After calculating the square footage of the buildings roof and adding an allowance for hips, valleys, and waste,
  the result is converted to the amount of material needed, expressed in _____.
 
  a. blocks
  b. squares
  c. pallets
  d. pieces

[mochi09]

Answer to Question 1

c

Answer to Question 2

b

[Yi-Chen]

Wow, this really help

[mohan]

Thanks for the timely response, appreciate it