Don’t lose your progress!

We cover every section of the GMAT with in-depth lessons, 5000+ practice questions and realistic practice tests.

Up to 100+ points GMAT score improvement guarantee

The best guarantee you’ll find

Our Premium and Ultimate plans guarantee up to 100+ points score increase or your money back.

Master each section of the test

Comprehensive GMAT prep

We cover every section of the GMAT with in-depth lessons, 5000+ practice questions and realistic practice tests.

Schedule-free studying

Learn on the go

Study whenever and wherever you want with our iOS and Android mobile apps.

The most effective way to study

Personalized GMAT prep, just for you!

Adaptive learning technology focuses on your academic weaknesses.

Percents: Ballparking Percents

The income tax in Country X is 8% of any income up to $5,000. For incomes over $5,000, an 8% tax is imposed on the first $5,000, and a 10% tax is imposed on the remaining portion of the total income. If Perry paid $950 in income tax last month, then what was his income?
Incorrect. [[snippet]] This answer choice is too large, so __POE__ it.
Incorrect. [[snippet]] This answer choice is too large, so __POE__ it.
Incorrect. [[snippet]]
Incorrect. [[snippet]] __Plug In__ B: If Perry's income is $11,000, then he will pay >__First $5,000__: $$\$400$$ >__Next $5,500__: $$10\% \text{ of } \$6{,}000 = \$600$$ So his total tax will equal $1,000, not $950.
Correct. [[snippet]] __Plugging In__ A works: if Perry's income was $10,500, he would pay >__First $5,000__: $$\$400$$ >__Next $5,500__: $$10\% \text{ of } \$5{,}500 = \$550$$ That sums up to the required $950.
$10,500
$11,000
$13,000
$13,500
$14,000