2025 AMC 8 Problems/Problem 19

Two towns, $A$ and $B$ , are connected by a straight road, $15$ miles long. Traveling from town $A$ to town $B$ , the speed limit changes every $5$ miles: from $25$ to $40$ to $20$ miles per hour (mph). Two cars, one at town $A$ and one at town $B$ , start moving toward each other at the same time. They drive at exactly the speed limit in each portion of the road. How far from town $A$ , in miles, will the two cars meet?

$\textbf{(A)}\ 7.75\qquad \textbf{(B)}\ 8\qquad \textbf{(C)}\ 8.25\qquad \textbf{(D)}\ 8.5\qquad \textbf{(E)}\ 8.75$

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2025 AMC 8 Problems/Problem 19