Discover a wealth of knowledge at Westonci.ca, where experts provide answers to your most pressing questions. Discover comprehensive answers to your questions from knowledgeable professionals on our user-friendly platform. Get precise and detailed answers to your questions from a knowledgeable community of experts on our Q&A platform.

Last year, John earned $7.50 per hour working at a video store. This year, he is earning $8.10 at the same job. By what percent did John's hourly rate increase?