15.12 Tigers Sports Club has to select four separate co-ed doubles teams to participate in an inter-club table tennis tourna- ment. The pre-selection results in the selection of a group of four men Raul, Jack, Gray, and Ajay–and four women-Barbara, Dona, Stella, and Jackie. Now, the task ahead lies in pairing these men and women in the best fashion. The table below shows a matrix that has been designed for this purpose, indicating how each of the men complements the game of each of the women. A higher score indicates a higher degree of compatibility in the games of the two individuals concerned. Find the best pairs. Game Compatibility Matrix BARBARA DONA STELLA JACKIE Raul 30 20 10 40 Jack 70 10 60 70 Gray 40 20 50 40 Ajay 60 70 30 90 PX

Ola Ltd, which uses a job costing system, had two jobs in process at the start of the year: Job L1 ($68,000) andJob L2 ($30,000). The following information is available:i) The company applies manufacturing overhead on the basis of machine hours. Budgeted overhead andmachine activity for the year were anticipated to be $1,000,000 and 25,000 hours, respectively.ii) The company worked on three jobs during the first quarter (i.e. from 1 January to 31 March). Directmaterials used, direct labour incurred and machine hours consumed were as shown in the following table: Job numbers Direct material Direct labour Machine hoursL1 $15,000 $30,000 900L2 - 33,000 1,600L3 45,000 65,000 2,000HI5017 Managerial AccountingPage 2 of 22iii) Manufacturing overhead incurred during the first quarter was $215,000.iv) Ola Ltd completed Job L1 and Job L2 during the first quarter. Job L2 was sold on credit, producing a profitof $30,000 for the company.Required:a) Calculate the company’s predetermined overhead…

The City Commission of Nashville has decided to build a botanical garden and picnic area in the heart of the city for the recreation of its citizens. The precedence table for all the activities required to construct this area successfully is as follows: Code Description A BCDEFGH G I Find location; determine resource requirements Requisition of lumber and sand Dig and grade Saw lumber into appropriate sizes Position lumber in correct locations Nail lumber together Put sand in and under the equipment Put dirt around the equipment Put grass all over the garden, landscape, paint Time (hrs) 20 60 100 35 20 10 20 30 Immediate Predecessor(s) None A A B D, C E F F- G, H Refer to the legend for the activity that corresponds to each code. Using the line drawing tool, draw a Gantt chart for activities E through I of the project.

project operation management please answer