Determining minimum consumed time

Assignment Help Mathematics

Reference no: EM13126927

From a raft 50m offshore, a lifeguard wants to swim to shore and run to a snack bar 100m down the beach.

a. if the lifeguard swims at 1m/s and runs at 3m/s, express the total swimming and running time t as a function of the distance

b. find the minimum time

Reference no: EM13126927

Questions Cloud

What is the atomic radius of this metal : A hypothetical metal has a face-centered cubic unit cell and a density of 6.12 g/cm3. The molar mass of the metal is 143.2 g/mol. What is the atomic radius of this metal?

Identify who has the absolute advantage in painting rooms : Identify who has the absolute advantage in painting rooms? Who has the absolute advantage in installing windows? Briefly explain how you derived your answer.

Distance traveled by car wheels : The wheels of a car have a 24-in. diameter. When the car is being driven so that the wheels make 10 revolutions per second, how far will the car travel in one minute?

Illustrate what was the issue price : When the bonds were sold, the market rate of interest was 12 percent. The company uses the straight-line amortization method. Illustrate what was the issue price on January 1, 2011?

Determining minimum consumed time : From a raft 50m offshore, a lifeguard wants to swim to shore and run to a snack bar 100m down the beach. If the lifeguard swims at 1m/s and runs at 3m/s, express the total swimming and running time t as a function of the distance

Stock dividend on fidelitys net assets : Journalize Fidelity's distribution of the stock dividend on May 11. What was the overall effect of the stock dividend on Fidelity's total assets? On total liabilities? On total stockholders' equity?

Write a report explaining this abnormal trend : write a report explaining this abnormal trend between the net income and the cash flow numbers and whether this should be a red flag to investors and creditors.

Concentration-rate of flow and dilution : In a tank containing 100 gallons of fresh water, 10 lbs of salt was added instead of 20 lbs. To correct the mistake, fresh water was added at the rate of 3 gallons per minute while draining off the well stirred salt solution from the tank at the s..

How much of the mortgage can they deduct for regular tax : Interest upon how much of the mortgage can they deduct for regular tax purposes and where is it deducted if it is deductible? Interest upon how much of the mortgage can they deduct for AMT tax purposes?

User Account

All Pages