Solving An Engineering Word Problem Walkthrough Problem 4

It takes a total of 30 days to fix up a road. We first get 18 people to work 12 days, and they fixed 1/3 of the entire road. If we want to finish fixing this entire road 6 days early, then how many more people to we need to get to help fix this road?

Kalie walks us through how to solve a specific Math Olympiad word problem: engineering problems.

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