geometry challenge 10 grade

This topic has expert replies
Newbie | Next Rank: 10 Posts
Posts: 3
Joined: Sat Sep 18, 2010 7:46 am

geometry challenge 10 grade

by nancyyen47 » Sat Sep 18, 2010 8:02 am
Challenge: Four cities lie along a straight highway in this order cityA,cityB,cityC,CityD the distance from city A to city B is 5 times the distance from city B to city C. the distance from cityA to City D is 2 times the distance from city A to city C, copy and complete the mileage chart

Legendary Member
Posts: 1119
Joined: Fri May 07, 2010 8:50 am
Thanked: 29 times
Followed by:3 members

by diebeatsthegmat » Sat Sep 18, 2010 9:28 am
nancyyen47 wrote:Challenge: Four cities lie along a straight highway in this order cityA,cityB,cityC,CityD the distance from city A to city B is 5 times the distance from city B to city C. the distance from cityA to City D is 2 times the distance from city A to city C, copy and complete the mileage chart
tobe honest, i dont understand this mathematic question

Master | Next Rank: 500 Posts
Posts: 160
Joined: Mon Apr 05, 2010 4:41 am
Thanked: 7 times

by gmat1011 » Sun Sep 19, 2010 2:58 am
what exactly do you mean by "copy and complete the mileage chart"?

based on the info given it can be derived that C is midway between A and D... but the distances can be any values...

This is not a GMAT type question.

Senior | Next Rank: 100 Posts
Posts: 84
Joined: Mon Apr 26, 2010 2:51 am
Thanked: 6 times
Followed by:1 members

by brijesh » Sun Sep 19, 2010 7:08 am
nancyyen47 wrote:Challenge: Four cities lie along a straight highway in this order cityA,cityB,cityC,CityD the distance from city A to city B is 5 times the distance from city B to city C. the distance from cityA to City D is 2 times the distance from city A to city C, copy and complete the mileage chart
AB= 5x
BC=x
CD=6x
AD=12x