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how to solve an internal rate of return on 30The international parcel service has installed a new radio frequency identification system to help reduce the number of packages that are incorrectly delivered. The capital investment in the system is $65,000, and the projected annual savings are tabled below. the system's market value atthe EOY five is negligible, and the MARR is 18% per year. END OF YEAR SAVINGS1. 25,0002. 30,0003. 30,0004. 40,0005. 46,000
(a) What is the FW of this investment?
(b) What is the IRR of the system?
(c) What is the discounted payback period for this investment? % discounted rate solved example
For a beam made of 2 materials with different moduli of elasticity,show that the shear stress formula τ =VQ/lt remains validprovided that both Q and I
A wastewater treatment plant has a flow of 35,000 m3/day. Calculate the mass of sludge wasted each day (QwXw, expressed in kg/day) for an activated-sludge system operated at a solids retention time (SRT) of 5 days
a container is supported by three cables that are attached to a ceiling. Determine the weight W of the container, knowing that the tension in cable AB is 6 kN
Given simply supported beam with an overhang. The beam is 12 inches wide by 24 inches deep, and the slab is 6 inches deep. use a roof live load of 20 psf, and a concrete density of 150 pdf
a saturated silty clay encountered in a deep excavation is found to have a water content of 23.5%. determine its porosity and bulk unit weight.
Compute the critical buckling load for a 2.5m timber column of full size square section 0.10m x 0.10m. The column has pinned ends(k=1). Assume the modulus of elasticity is 12Gpa and that the Euler formula applies.
To avoid the salinization of soil in a farming area, parallel drainage canals are to be installed to maintain the water table at a depth of at least 4m below the ground surface. It is thought that no evapo-transpiration would occur below that depth.
Where have movement joints been placed in these walls? What type of joint is each? Why is it placed where it is? Do you agree with this placement?
mechanical oscillations can be described in general by the following function: y(t)= e^(-t/m) *sin(wt+phi). where (t) is time and (w) is the oscillation angular frequency in radians per unit time.
Determine the acceleration of the initially stationary 20-kg body when the 50-N force P is applied as shown. The small wheels at B are ideal, and the feet at A are small.
The article "Statistical Evidence of Discrimination" (Journal of the American Statistical Association, 1982, pp.773-783) reported that, prior to 1965 in a southern state, 25% of those eligible to serve on a grand jury were black
The selection of the most appropriate procurement route is important to the successful implementation of a construction project. a) Name and briefly explain the main procurement methods used in the construction industry.
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