Question:
Five jobs A, B, C, D and E are available at time t = 0 for processing at a machine, and their processing times are listed.Job A B C D E Processing time (in days) 9 6 4 5 8
If the jobs are processed using the shortest processing time (SPT) rule, the average flow time (in days) is _____ . (Rounded off to 1 decimal place)
Five jobs A, B, C, D and E are available at time t = 0 for processing at a machine, and their processing times are listed.
If the jobs are processed using the shortest processing time (SPT) rule, the average flow time (in days) is _____ . (Rounded off to 1 decimal place)
| Job | A | B | C | D | E |
| Processing time (in days) | 9 | 6 | 4 | 5 | 8 |
Updated On: Jul 17, 2024
Hide Solution
Verified By Collegedunia
Correct Answer: 16.6
Solution and Explanation
The answer is 16.6
Was this answer helpful?
0
0
Top Questions on Project Management
- A company purchased two machines, Machine A and Machine B, at the same time. The purchase price, estimated useful life and the estimated salvage value of the two machines are given in the table.Using the straight-line depreciation method for both the machines, the difference (in INR) between the value of Machine A and the value of Machine B at the end of five years is _____ . (Answer in integer)
Machine A Machine B Purchase price INR 20,000 INR 15,000 Estimated useful life 10 years 20 years Estimated salvage value INR 5,000 INR 5,000 - GATE PI - 2024
- Operations Research and Operations Management
- Project Management
- Which one of the following is not true about Total Productive Maintenance (TPM)?
- GATE PI - 2024
- Industrial Engineering
- Project Management
- In a single server Markovian queuing system, if the customers arrive following the Poisson distribution, then the inter-arrival time follows
- GATE PI - 2024
- Industrial Engineering
- Project Management
Questions Asked in GATE PI exam
- A metallic cylindrical pressure vessel, used to store compressed air in a plant, has 1 m mean radius and 4 mm wall thickness. The maximum allowable normal and shear stresses in the cylindrical portion of the vessel are 100 MPa and 40 MPa, respectively. Considering only these data in the design, the maximum allowable internal gauge pressure (in MPa) of the compressed air is ______ . (Rounded off to 2 decimal places)
- GATE PI - 2024
- Stress-Strain behavior of metals and alloys
- The following differential equation governs the evolution of variable \(x(t)\) with time \(t, t \geq 0\).
\(\frac {d^2x}{dt^2} + 4x = e^{-t}\)
Given the initial conditions \(x = 0\) and \(\frac {dx}{dt} = 0\) at \(t = 0\), the value of \(x\) at \(t =\frac {\pi}{8}\) is _____ . (Rounded off to 3 decimal places)- GATE PI - 2024
- Differential Equations
- A CNC milling operation is carried out by moving the tool from the point A to point B in anti-clockwise direction to cut a slot of quarter circle with center at C, as shown. The coordinates of the points A and B are (0,0) and (10,10), respectively. All dimensions are in mm. If the feed rate at point P along x-axis is 6 mm/min, then the feed rate (in mm/min) at point P along y-axis is ______ . (Rounded off to 1 decimal place)
- GATE PI - 2024
- Machining parameters and material removal rate
- In a sand mold, a sprue of height \(h_2=200\ mm\) is to be provided for maintaining the molten metal flow rate of \(10^6\ mm^3/s\). The height of liquid column above the point 2 is kept constant at \(h_c=25\ mm\). The cross-sectional areas of the sprue at points 2 and 3 are \(A_2\) and \(A_3\), respectively. The points 1 and 3 are at the atmospheric pressure. Assuming the gauge pressure at point 2 to be zero as the limiting case to prevent aspiration effect, the ratio \(\frac {A_3}{A_2}\) _____ . (Rounded off to 2 decimal places)
- GATE PI - 2024
- Fluid Mechanics
- A company orders an item using the classical economic order quantity formula. If the ordering cost per order is increased by 20% and the demand per unit time is also increased by 20%, then the time between orders increases (in %) by ____ . (Answer in integer)
- GATE PI - 2024
- Inventory
View More Questions