Cabrina and Dabney are at a conference in Seattle. Cabrina drives home to Boise at an average speed of 65 mph and Dabney drives home to Portland at 50 mph. If the sum of their driving times is 11.4 hours and if the sum of the distances driven is 690 miles, determine the time each person spent driving.

  1. 👍 0
  2. 👎 0
  3. 👁 145
  1. Cabrina's distance --- x miles
    Dabney's distance = 690-x

    Cabrina's time = x/65
    Dabneys time = (690-x)/50

    x/65 + (690-x)/50 = 11.4
    times 650 , the LCD
    10x + 13(690-x) = 7410
    10x + 8970 - 13x = 7410
    -3x = -1560
    x = 520


    1. 👍 0
    2. 👎 0
    posted by Reiny

Respond to this Question

First Name

Your Response

Similar Questions


    Punctuate and capitalize the following sentences appropriately. 1. next year the company plans to open offices in seattle washington boise idaho and harrisburg pennsylvania ANSWER: Next year the company plans to open offices in

    asked by Leslie-To:Writeacher on July 9, 2011
  2. Math

    If niti drives her car at 5okm/hr from her home,she reaches the office late by 10min. However if she drives at 60km/hr,she reaches the office 5min early.find the distance of the office from her home.

    asked by Simran kaur on September 8, 2012
  3. Organizational Ethics and Social Responsibility

    analyze the following ethical scenario: You are attending a National Covention in San Luis Opisbo for work. This is a convention that is annually attended by representatives from your employer and this is your first time

    asked by Anita fields on May 12, 2011
  4. Geography-Time Zones

    If you live in Atlanta and your grandparents live in Seattle. What is the latest Atlanta time you would expect to hear from them if they go to bed at 10 pm? Atlanta, Georgia, is in the Eastern Time Zone, while Seattle, Washington,

    asked by deanna on August 17, 2007
  5. Algebra

    What kind of formula do i use to find out the cheapest rate to use for the car rental? Mr. Smith wants to rent a Suv to go from home to a conference in Seattle, he expects to do 350 miles in total during this journey There are 3

    asked by Denise on October 26, 2012
  6. math

    A computer store sold a total of 300 items last month. The store sold six times as many hard drives as they did CD-ROM drives, and half as many floppy drives as hard drives. Based on this information, how many of each item were

    asked by Emma on May 15, 2009
  7. Math

    Al and Bob, who live in North Vancouver, are Seattle Mariners fans. They regularly drive the 264km from their home to the ballpark in Seattle. On one particular day, Bob drove to the game. On the return journey, Al was able to

    asked by Anonymous on March 21, 2019
  8. Math

    This is the (average) sale price for single family property in Seattle and Port Townsend Year Seattle Port Townsend 1970 $38000 $8400 1990 $175000 $168400 (a) When will the average sales price in seattle and port t. be equal and

    asked by SC on October 8, 2009
  9. english

    Is this properly written? Ichiro Yamada, a no-no boy, struggles with an identity crisis as he returns home to Seattle after World War II.

    asked by joe on December 12, 2011
  10. physics

    On her trip from home to school, Karla drives along three streets after exiting the driveway. She drives 1.85 miles south, 2.43 miles east and 0.35 miles north. Determine the magnitude of Karla's resultant displacement.

    asked by hery on October 13, 2016

More Similar Questions