Question: A driver sets out on a journey. For the first half of the distance she drives at the leisurely pace of 30 mi/h; she drives

A driver sets out on a journey. For the first half of the distance she drives at the leisurely pace of 30 mi/h; she drives the second half at 60 mi/h. What is her average speed on this trip?

Step by Step Solution

★★★★★

3.53 Rating (173 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

Let d be the distance traveled on each half of the trip Let t 1 and t 2 be the ... View full answer

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Document Format (1 attachment)

786-C-F-M (346).docx

120 KBs Word File

Students Have Also Explored These Related Calculus Questions!

For 1995 through the first half of 2009, PricewaterhouseCoopers and the National Venture Capital Association reported quarterly venture capital investments (trillions of dollars) and the number of...

The XYZ Company had twelve employees for the first half of 2011. It signed a contract with a major retailer in June 2011 and hired an additional eight employees to handle the extra work. The contract...

The following routine removes the first half of the list passed as a parameter:

A driver sets out on a journey. For the first half of the distance she drives at the leisurely pace of 30 mi/h; she drives the second half at 60 mi/h. What is her average speed on this trip?

A driver sets out on a journey. For the first half of the distance she drives at the leisurely pace of20mi/h; she drives the second half at80mi/h. What is her average speed on this trip?

Directions: Use the equation above to answer the following questions. Do not submit for grading. 1. A football field is about 100 m long. If it takes a person 20 seconds to run its length, how fast...

Please help me to compute (show computation). If i want to steal share the market of BMW and other SUV vehicle, how many percent would it be? using the case study of Porsche Macan and how do you see...

This a group assignment. i need to answer a simple question about WACC. Plz help me. THE PATHWAY FROM CONSTRUCTION TO PRODUCTION 2003 The dream begins 2004 Cloudbreak identified 2005 S&P/ASX 200...

ZARA: Fast Fashion Fashion is the imitation of a given example and satises the demand for social adaptation. . . . The more an article becomes subject to rapid changes of fashion, the greater the...

In the MeselsonStahl experiment that established the semiconservative nature of DNA replication, the ex-traction method produced short fragments of DNA. What sort of results might have been obtained...

Calculate total costs for Oil Derrick Orthopedics, given the following data: Visits = 2526 Variable cost/visit = 5 Fixed cost=15856

In each of the following, determine whether the conditions for conducting a z-test for a proportion are met. If not, explain why not. a. Twenty students are randomly selected from the list of all...

15.22 A newborn baby has extremely low birth weight (ELBW) if it weighs less than 1000 grams. A study of the health of such children in later years examined a random sample of 219 children. Their...

For what values of does the graph of f(x) = x3 + 3x2 + x + 3 have a horizontal tangent?

Draw a diagram to show that there are two tangent lines to the parabola y = x2 that pass through the point (0, - 4). Find the coordinates of the points where these tangent lines intersect the...

Question 1 Shinoda Corp, has 9.34 percent coupon bonds making annual payments with a YTM of 6.71 percent. The current yield on these bonds is 7.63 percent. How many years do these bonds have left...

Best Co. has 100 million common shares outstanding currently selling for $40/share. It has a dividend yield of 3% (hint: dividend yield is calculated as dividends paid in the last 12 months divided...

Here is some price information on Fincorp stock. Suppose first that Fincorp trades in a dealer market. Bid Asked 55.25 55.50 Suppose you have submitted an order to your broker to buy at market. At...