2 years ago

TJ SIS Math Problem 2020 New

TJ SIS Math Problem 2020

A popular road in California is famous for its steepness and turns. It has been filmed for many car chases. In 1920 the builder decreased the slope from 27% to 14% to fit a 12-15% highway requirement.
What is the difference between the length of the old road and the new road if the height of the hill is 600 feet? What is the percent increase?

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