medium · SAT Math

In 2015, 20% of a city's residents used public transportation. In 2020, 35% of the city's residents used public transportation. Which of the following statements correctly describes the change from 2015 to 2020 in the percentage of residents who used public transportation?

  1. Usage increased by 15%.
  2. Usage increased by approximately 43% relative to its 2015 level.
  3. Usage increased by 75 percentage points.
  4. Usage increased by 15 percentage points.

Sign up free to see the explanation and track your rank →

More SAT Math practice

KomFi: Test Prep Made Easy

KomFi: Test Prep Made Easy — free adaptive practice for GMAT, GRE, SAT, ACT, National Real Estate Exam, Investment Banking, and finance with full explanations.

KomFi Academy is free GMAT prep and personalized GMAT help built as a training platform: 89,613+ practice questions, 30,500+ flashcards, on-demand video lectures, podcasts, and 4K slide decks. Flagship tracks: Free GMAT Prep, Free GMAT Resources, National Real Estate Exam Prep, Investment Banking Prep, Finance Prep, GRE, SAT, ACT, LSAT, MCAT, Financial Accounting, Private Equity, Private Credit, and Quantitative Finance.

Free GMAT Prep & Personalized GMAT Help

What's inside

Topics

View pricing · Read testimonials