Thursday
July 31, 2014

Posts by Nabil


Total # Posts: 40

Finance
A company is planning to open 100 new outlets that are expected to generate, in total, $15 million in free cash flows per year, with a growth rate of 3% in perpetuity. If the company’s WACC is 10%, what is the NPV of this expansion?

Finance
A company has just completed the third year of a five-year MACRS recovery period for a piece of equipment it originally purchased for $300,000. a. What is the book value of the equipment? b. If the company sells the equipment today for $180,000, and its tax rate is 35%, what i...

Maths
Car loan interest rate is 7% loan payment $600 month 36 months left on loan If pay an addition $1000 with next regular $600 payment (due in a month), how much will it reduce the amount of time left to pay off the loan?

Math
Planning a wedding in 6 years. Estimated cost $55,000 How much do you have to deposit today in one lump sum to fully pay for it if you earn 7.5% per year on investment?

Finance
An investment bank has created a CDO by pooling 100 bonds which will either pay off $0 (in case of default) or pay off $1. The CDO has three risk classes rated AAA, BBB, and CCC with face values of $70, $20, and $10, respectively. The current prices of the tranches are respect...

Engineering
What is the critical buckling force that will buckle a 9 foot tall 2 x 4 (K = 1.0)? Please show how to set up the problem and the steps to solve. I do not understand. Thank you.

Engineering
Steel column is 80 feet tall. Column is a W 14 x 730(wide-flange beam) The cross sectional area is 215 sq in. Supports a floor load of 6600 K. Determine the stress in the column and how much it will shorten due to the 6600K load. (Assume E= 29,000,000 lb/sq in)

math
T and S share a digital music player that randomly selects songs to play. Together T and S have loaded 3476 songs. T and S want to know if each have loaded a different proportion of songs. When in random-selection mode, 22 of first 30 songs selected were loaded by S. Let p den...

HI
(b) At what point (apart from |x|=∞), is E(x)=0? Express your answer in meters.

math
The horizontal distance between the town of Sko (elevation 40 m) and a hut (elevation 943 m),a resting place for hikers, is 6.68 miles. If a hiker traveled in a straight line from Sko to the hut, the average include would be ___ percent.

Trigonometry
Express each of the following as a single logarithmic expression. All exponents must be left in radical form: 1.) 2logx-3logy 2.) logx-logy+logz 3.) 1/3log5x+2/3log6x 4.) 2/3(logbase2 x - logbase2 y) I dont understand these problems at all. Can someone please solve and explain...

math help please
A drainage system for a 40 acre field is designed to remove 3/8 inch of standing water from the entire field in 24 hours. What flow rate (gpm) must the drainage system achieve to meet the design specification?

math
Convert: 4600 bushel corn at standard moisture to ___tons What does standard moisture mean? Convert: 10 psfito ___ oz/in^2

math
A 12 food wide fertilizer spreader drops 45 pounds of fertilizer while traveling 625 feet. What is the fertilizer application rate in pounds/acre?

physics
A car is traveling at a constant speed along road ABCDE. (Curve BC where Bis beginning of curve and C is the end of the curve is in the shape of a "backward C." C is then the beginning of another curve and D is the end of the same curve in the shape of a normal C, li...

algebra
a wheel with a diameter of 12 inches is spinning at 10 revolutions per mnute. In one minute, a point on the edge of the circle would have traveled a distance of ???

algebra
Chemist has 30 kg of mixture that is 1/7 lead and 6/7 copper. How many kg of lead must be added so resulting mixture is 2/9 lead.

math
What is the magnitude on the Richter Scale of an earthquake measuring 3.7 x 10^5 i(sub 0)? How many times more intense is a Richter 5 earthquake than a Richter 2.5 earthquake?

algebra
Video game company hires gamers to test a new adventure game. The number of levels completed by an average gamer is given by L = 60/(3+17e^-0.1t) where L is the number of levels completed after t hours of playing. a) How many levels is a gamer expected to be able to complete w...

algebra More help Please
answer is supposed to be x = 6.45. h = [125 - 6.45^2] / 2(6.45) = 6.4649 I don't see where this is from.

algebra
Make a box with a square base using only 250 square feet of material. what dimensions for the box will produce a maximum valume? what is the maximym volume?

algebra
fidn all solutions to x^4 + 3x^2 = 4x^3 + 1

algebra
Company makes tire rims. Estimates the the profit, P, of selling x tire rims is given by: P= -0.01x^2 + 8x + 1500 Plugging in 1000 for P and solving, I get 400. Is that correct? b) find the number of rims that must be sold to maximize profit. plugging in 400 for x, I get $3100...

algebra
for every point (x,y) which is in the first quadrant and is on the graph y = 24 -4x^2, consider the rectangle with corners (-x,0), (-x, y), (x,0) and (x,y). for which value of x does the rectangle have maximal area?

algebra
two buses leave at the same time. one travels west at 40 mph. the other goes north at 30 mph. When will they be 400 miles apart?

algebra
a wire of 16 inches cut into 2 pieces. Each piece bent into a square. Find the length of the two pieces so the sum of the areas of the two squares in 10 square inches.

Economics
You have $1000. You can spend it on a TV or put the money in the bank at 4% interest for a year. What is the opportunity cost of buying the TV today?

physics
If three identical resistors are connected in series to a battery, the resistance of the combination will be ___ times the resistance of any one of the resistors.

physics
What emf is required to cause 12 amperes to flow through a resistance of 7.2 ohms?

physics
while many properties are similar, one important difference between electric and gravitational forces is that unlike gravity, electric charge: a)can be transferred b) objeys an inverse-square law

physics
another question: the 20 kg block is at the top of a 10 m long inclined plane. The block starts from rest and slides without friction down the length of the incline. The block is 5 m high. 1) Determine the gravitational potential energy of the block at the top of the incline. ...

physics
Sorry. Yes, the inclined plane is 5 m high. so will the PE and KE formulas work?

physics
another question: the 20 kg block is at the top of a 10 m long inclined plane. The block starts from rest and slides without friction down the length of the incline. The block is 5 m high. 1) Determine the gravitational potential energy of the block at the top of the incline. ...

physics
I need to sketch a graph of the gravitational potential energy (y axis) of a block as a function of its kinetic energy (x axis). The block is at the top of an inclined plane. It starts from rest and slides without friction down the length of the incline. I need help with showi...

physics
2 energy questions to fill in the blank: 1) The path that an object follows as it is raised does not affect the _____ of the object. 2) The increase in potential energy of any system is equal to the output _____.

physics
Archer pulls her bow string back 0.4 m by exerting a force that increases uniformly from zero to 230 N. What is the equivalent spring constant of the bow? This is what I did: F = kx 230 N = k(0.4 m) 575 = K My question is this: Is the answer just 575 or is it 575 N/m? When fin...

physics
Rosie (mass 47 kg) pushes a box with a horizontal force of 140 N (31.472 lb) at a speed 15 m/min. What is Rosie's power output?

physics
Rosie (mass 47 kg) pushes a box with a horizontal force of 140 N (31.472 lb) at a speed 15 m/min. What is Rosie's power output?

physics
a 900 N running back moving at 2.0 m/s is stoppped in 0.70 seconds when hit by a lineback. What average foarce did the linebacker exert on the running back? How much did the running back's momentum change?

science
When a satellite moves in a circular orbit around a planet, does it have constant momentum, velocity or acceleration?

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