hey last time i didnt get the answer with time frame please provide accurate ans within 20 minutes

It is calculated that manufacturing overhead is allocated to the three products using a rate of $10 per machine hour. It is revealed that there are 140 extra machine hours to allocate to produce another product. Do not enter dollar signs or commas in the input boxes. found all answers to 2 decimal places. a) Calculate the machine hours used per item. b) Calculate each item's relevant contribution margin per machine hour. b) Calculate each item's relevant contribution margin per machine hour. Q If the company uses the the avalable extra 140 machine hours to produce more product, (1) which itern should M Appliances produce, and (2) how much contribution margin will be generated? A Apoliances should make