GRE Math : How to find the percent of decrease

Study concepts, example questions & explanations for GRE Math

varsity tutors app store varsity tutors android store varsity tutors amazon store varsity tutors ibooks store

Example Questions

Example Question #1 : How To Find The Percent Of Decrease

A new TV at some store goes on sale for  off the retail price. A customer comes in to buy the TV, and in addition to the store discount of , uses a coupon for an extra  off. The customer ends up paying  of the original price of the TV. What is the original price of the TV?

Possible Answers:

Correct answer:

Explanation:

Let  represent the original price of the TV. Now, set up an equation where the discounted price of the TV (10% discount) minus 200 dollars is equal to 65% of the original price of the TV:

Solve for 

The original price of the TV is .

Learning Tools by Varsity Tutors

Incompatible Browser

Please upgrade or download one of the following browsers to use Instant Tutoring: