Suckless SAT Practice

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Practice one SAT question at a time

Questions come from the Bluebook question bank.

A certain apprentice has enrolled in $85$ hours of training courses. The equation $10 x + 15 y = 85$ represents this situation, where $x$ is the number of on-site training courses and $y$ is the number of online training courses this apprentice has enrolled in. How many more hours does each online training course take than each on-site training course?

Enter your answer

Use the exact value the question expects unless it says to round.