Moving to the rest opens the Question 1 AR A manufacturing plant nt is planning to buy one of the following three devices: A B Initial cost 7,676 60,55 1177,000 Annual costs 2,473 $1,000 Annual benefits 8,546 21,435 323,500 Salvage value after 10 years 1,467 5,004 $65,000 if the useful life of each is 8 years and the plant's interest rate is 10%, the benefit-cost ratio of the incremental BA is closest to Write your answer to the nearest 3 decimal places, eg 1.234 Moving to the rest opens the Question 1 AR A manufacturing plant nt is planning to buy one of the following three devices: A B Initial cost 7,676 60,55 1177,000 Annual costs 2,473 $1,000 Annual benefits 8,546 21,435 323,500 Salvage value after 10 years 1,467 5,004 $65,000 if the useful life of each is 8 years and the plant's interest rate is 10%, the benefit-cost ratio of the incremental BA is closest to Write your answer to the nearest 3 decimal places, eg 1.234