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Maria oan weed 1,000 m of cogonal tam urtoe n 40 hours whte her trother, Bryart, can do the same amount of work in 20 hours (20 pts) Your answer If they work together, how long will it take them to weed one hectare (10,000 m2) of cogonal land surface? O 40/3 350/4 400/3 O 1600/6 What area can they weed together in 30 hours? 3,350m^2 2,250 m^2 4230 m^2 2,500m^2

Maria oan weed 1,000 m of cogonal tam urtoe n 40 hours whte her trother, Bryart, can do the same amount of work in 20 hours (20 pts) Your answer If they work together, how long will it take them to weed one hectare (10,000 m2) of cogonal land surface? O 40/3 350/4 400/3 O 1600/6 What area can they weed together in 30 hours? 3,350m^2 2,250 m^2 4230 m^2 2,500m^2

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Maria can weed 1,000 m of cogonal tarm urtaoe in 40 hours whie her brother, Bryant, can do the same amount of work in 20 hours (20 pts). Your answer If they work together, how long will it take them to weed one hectare (10,000 m2) of cogonal land surface? 40/3 350/4 400/3 1600/6 What area can they weed together in 30 hours? 3,350m^2 2,250 m^2 4230 m^2 2,500m^2
Transcribed Image Text:Maria can weed 1,000 m of cogonal tarm urtaoe in 40 hours whie her brother, Bryant, can do the same amount of work in 20 hours (20 pts). Your answer If they work together, how long will it take them to weed one hectare (10,000 m2) of cogonal land surface? 40/3 350/4 400/3 1600/6 What area can they weed together in 30 hours? 3,350m^2 2,250 m^2 4230 m^2 2,500m^2
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