On Saturday, Bill ran 5 more miles than he did on Friday. Julia did not run on Friday, but she ran three times the number of miles on Saturday that Bill ran on Saturday. If the total distance run by Bill and Julia on Friday and Saturday was 30 miles, how many miles did Bill run on Saturday?

Answer Choices

Correct answer marked below

Correct

See the full step-by-step explanation

You can see the correct answer above. Sign in for free to unlock the complete worked solution.

Track your performance and improve

Get detailed analytics, unlock full explanations, and move up difficulty tiers as you practice.

Start for free Sign in

Explanation

Preview

Official Explanation

Official

Let Bill run y miles on Friday, so he will run y + 5 miles on Saturday. Julia will run 3 * (y + 5) miles on Saturday. The total distance is y + (y + 5) + 3 * (y + 5) = 30.…

Read the full explanation

Create free account Sign in

Comments

AnanyaApr 10, 2024

thanks a lot

IlyasApr 16, 2025

Thank for sharing!!!

What this question tests

What it tests

Your application of distance = rate × time to trains, boats, and commuters, including relative speed.

Common trap

Mixing units (miles per hour vs. minutes) or averaging speeds — average speed is total distance over total time.