In a certain state, gasoline station compute the price per gallon p, in dollars, charged at the pump by adding a 4% sales tax to the dealer's price per gallon d, in dollars, an then adding a gasoline tax of $ 0,18 per gallon. Which of the following gives the dealer's price per gallon d in terms of the price per gallon p charged at he pump?
* d= p-0.22
* d=p/1.22
* d= p/1.04 - 0.18
* d= p-0.18/ 1.04
* d= p-0.04/1.18
Someone help me with this question please!!!
This topic has expert replies
-
- Junior | Next Rank: 30 Posts
- Posts: 10
- Joined: Tue Nov 04, 2008 1:25 pm
Last edited by GMAT dreamer on Wed Nov 19, 2008 12:57 pm, edited 1 time in total.
- Neo2000
- Legendary Member
- Posts: 519
- Joined: Sat Jan 27, 2007 7:56 am
- Location: India
- Thanked: 31 times
Find teh price P first
On the dealer's price "d", 4% tax is added so price after tax = d(1.04)
To this, a 0.18 tax is added, therefore price = d(1.04) + .18
Thus P = d(1.04) + .18
Simplify to get the answer
On the dealer's price "d", 4% tax is added so price after tax = d(1.04)
To this, a 0.18 tax is added, therefore price = d(1.04) + .18
Thus P = d(1.04) + .18
Simplify to get the answer
-
- Junior | Next Rank: 30 Posts
- Posts: 10
- Joined: Tue Nov 04, 2008 1:25 pm