BrightLight Ltd

question 29

Multiple Choice

BrightLight Ltd.estimates the demand curve for its table lamps to be Q = 1,000 - 4P.That is,P = 250- .25Q.Which of the following is NOT true?

• A)The maximum total revenue BrightLight can obtain is $62,500.
• B)The marginal revenue curve for BrightLight's table lamps is given by MR = 250 - ½P.
• C)The elasticity of demand for BrightLight's table lamps is equal to 7.5 when their price is $125.
• D)BrightLight maximizes its total revenues when selling 500 lamps.

---

Definitions:

Pulmonary Arteries

The pulmonary arteries are the vessels that carry deoxygenated blood from the right ventricle of the heart to the lungs for oxygenation.

Pulmonary Veins

Veins that transfer oxygenated blood from the lungs to the left atrium of the heart.

EDV

End-Diastolic Volume, the amount of blood in the ventricles of the heart immediately before it contracts.

ESV

End-Systolic Volume, the volume of blood in the ventricle at the end of contraction, just before ventricular relaxation.