4. (14 points) Badria runs a specialty sewing shop in Al Ain and does repairs and alteration on men's and women's clothing. She uses time and material pricing techniques to determine prices to charge customers For May 2019, she estimates that wages will be 36,000 dirhams, other employment benefit payments will be 5,000 dirhams and overhead (including indirect labor) will be 4,000 dirhams. She estimates that her employees will work 1000 hours in May She applies a profit margin of 25 dirhams per labor hour to account for her own time and effort. She also applies a material loading fee or charge of 20% on all materials used Determine the total labor cost per hour labor (excluding the profit margin) and her total hourly labor rate or cost (including the profit margin). (show work) (6 points) a. She now accepts a big job that will take 200 labor hours and use 24,000 dirhams of materials. Determine the total bill showing labor charges, materials, and materials loading fees. (show work) [6 points] b