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4. The Goodyear blimp flies 153 miles with a tailwind in the same time it travels 57 miles with a headwind. If the speed of the wind is 16 mph, what is the speed of the blimp in still air?

4. The Goodyear blimp flies 153 miles with a tailwind in the same time it travels 57 miles with a headwind. If the speed of the wind is 16 mph, what is the speed of the blimp in still air?

Algebra and Trigonometry (6th Edition)
Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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4. The Goodyear blimp flies 153 miles with a tailwind in the same time it travels 57 miles vith a headwind. If the speed of the wind is 16 mph, what is the speed of the blimp in still air? 5. A fountain has two drainage valves. With the first valve open, the fountain drains completely in 6 h. With only the second valve open, the fountain drains completely in 4.25 h. About how many hours will the fountain take to drain with both valves open? Round your answer to the nearest tenth. 6. A river tour boat averages 7 miles per hour in still water. If the total 24-mile tour downriver and 24 miles back takes 7 hours, then how fast is the river current?
Transcribed Image Text:4. The Goodyear blimp flies 153 miles with a tailwind in the same time it travels 57 miles vith a headwind. If the speed of the wind is 16 mph, what is the speed of the blimp in still air? 5. A fountain has two drainage valves. With the first valve open, the fountain drains completely in 6 h. With only the second valve open, the fountain drains completely in 4.25 h. About how many hours will the fountain take to drain with both valves open? Round your answer to the nearest tenth. 6. A river tour boat averages 7 miles per hour in still water. If the total 24-mile tour downriver and 24 miles back takes 7 hours, then how fast is the river current?
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