Mathematics Homework Solutions

Applications of Derivatives Word Problems : At noon, ship A is 30 nautical miles due west of ship B...

At noon, ship A is 30 nautical miles due west of ship B. Ship A is sailing west at 17 knots and ship B is sailing north at 19 knots. How fast is the distance between the ships changing at 4 PM, in knots? (You have to use all data provided.)

At noon, ship A is 30 nautical miles due west of ship B...

At noon, ship A is 30 nautical miles due west of ship B. Ship A is sailing west at 17 knots and ship B is sailing north at 19 knots. How fast is the distance between the ships changing at 4 PM, in knots? (1 knot is a speed of 1 nautical mile per hour) - The final result is not around 25 (i.e. 25.XX is not correct). Please check ...continues

Finance 201

TIME VALUE OF MONEY Please show all work, or inputs on the financial or graphing calculator, to receive credit for your answers. No credit will be given for answers without calculations or inputs. You must include a timeline with each problem 1. You would like to buy a house, and have researched the mortgage market. Your ...continues

What does it mean if the investment sales literature states that the future fund value of an ordinary annuity is determined using the simple interest formula method?

What does it mean if the investment sales literature states that the future fund value of an ordinary annuity is determined using the simple interest formula method? Explain what this means and also illustrate this by devising a calculation. (Assume that you have 20 years until you retire). What is the difference of a between ...continues

Finance : Simple and Compound Interest, Buying Land, Advantages of Waiting to Buy Land

2. Legan Company borrowed $15,280 at 16 1/2% for 12 years. How much simple interest did the company pay? What was the total amount paid back? 3. For each of the following problems, find 1) the ordinary interest using ordinary time, 2) the exact interest using exact time, and 3) the ordinary interest using exact time. Round an ...continues

Percentage Application Word Problems : Percent Decrease

The price of a cup of coffee has dropped to $2.10 today. Yesterday's price was $2.45. Find the percentage decrease. Round your answer to the nearest tenth of a percent.

Basic Arithmetric Question

If a blueprint 1/4 inch equals 12 inches, what is the actual length in feet of a steel bar represented on the blue print by a line 3 3/8 inches long? How do you work this type of problem?

Scale factor

An inch on a map represents 200 miles. On the same map a distance of 375 miles is represented by???

Risk

Problem 1 Suppose the expected returns and standard deviations of stocks A and B are E(RA) = 0.17, E(RB) = 0.27, σA = 0.12, and σB = 0.21, respectively. a. Calculate the expected return and standard deviation of a portfolio that is composed of 35% A and 65% B when the correlation between the returns on A and B is 0. ...continues

Browse