Dessin Company is constructing a building. Construction began on January 1, 2012 and was completed on December 31, 2012. Expenditures were

March 1, 2012	$750,000
June 1, 2012	200,000
September 30, 2012	350,000
October 1, 2012	100,000
December 31, 2012	250,000

Company borrowed $1,300,000 on January 1 on a 7-year, 11% note to help finance construction of the building. In addition, the company had outstanding all year a 12%, 4-year, $2,800,000 note payable and an 10%, 4-year, $3,400,000 note payable.

What are the weighted-average accumulated expenditures?

What is the weighted-average interest rate used for interest capitalization purposes?

What is the avoidable interest for the company?

What is the actual interest for the company?

There was already an answer for this question, but I'm not sure if the answer is correct.