On January 1, JJ Corp. began construction of a small building. The following expenditures were incurred for construction: January 1 $150000 March 31 $90000 May 1 $88500 June 1 $120000 July 1 $50000 The building was completed and occupied on July 1. To help pay for construction, $200000 was borrowed on January 1 on a 12%, three-year note payable. The only other debt outstanding during the year was a $600000, 8% note issued two years ago. Required Calculate the weighted-average accumulated expenditures. (4 marks) b) Calculate avoidable interest