Comparing Running Speeds

Medium Word Problems Algebraic Reasoning

Tim and Lisa are in a race. Tim runs 2 miles in 15 minutes. Lisa runs 3 miles in 20 minutes. Who is faster, and by how much?

To determine who is faster, first, calculate the speed of Tim and Lisa in miles per minute, and then compare their speeds.

Tim is faster by $\frac{1}{3}$ miles per minute.

Lisa is faster by $\frac{1}{4}$ miles per minute.

Lisa is faster by $\frac{1}{6}$ miles per minute.

Tim is faster by $\frac{1}{4}$ miles per minute.

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