Manuco is considering whether to repair or replace its manufacturing equipment. It is now in need of repairs that will cost $30,000. It has three years left of its useful life. Manuco must determine whether to go ahead with the repsirs, or to purchase a new machine to replace the old one. A new, more efficient machine costs $275,000 and will have an 3year useful life, after which it will have no salvage value. The new machine would reduce variable manufacturing costs from $189,000 to $136,000 annually, As well, the old machinery can be sold for $75.000. De not enter dollas sigos or commas in the input boxes. Use the negativesign for values that must be subtracted Indicate repair or replace using the droo-down list. a) Prepare a differential analysis based on the remaining useful lide ( 3 years) of the old machinery without consideration of the time value of money or depreciation expense on the asset. b) Should Manuco repair or replace its manufacturing equipment