Company XYZ produced 1,000 units of product A. At this level, the variable manufacturing costs were OMR1,200,000 and the variable selling and administrative costs were OMR160,000. Furthermore, the total fixed cost was OMR190,000. Assuming the company increased the production level to 1,101 units, what would be the increase in total manufacturing costs? Select one: O a. OMR156,550 O b. OMR137,360 O c. None of the given answers O d. OMR140,390 h O e. OMR121,200 Ali is a student at the University. He recently purchased a car for OMR5,000 to use it for going to the University. Ali also expects that other friends might ask for transportation from him. He expects a total monthly revenue of OMR50. He expects fuel cost to be OMR30 per month. One of Ali's friends is a taxi driver. He offered Ali to take him to University for a monthly fee of OMR10. Because he does not have to drive, Ali believes that he can perform online work that would earn him a monthly revenue of OMR40. What is the differential revenue in this scenario? Select one: O a. OMR50 b. OMR40 O c. OMR30 O d. OMR10 O e. OMR20