Question 1001965
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T=time traveled by slower one.
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(120km/hr)(T+4hrs)=2(90km/hr)(T)
120T+480=180T
480=(60T)
8=T
The slow one traveled 8 hours.
(8hrs)(90km/hr)=720km
ANSWER: The slower bike traveled 720 km
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CHECK:
(120km/hr)(T+4hrs)=2(90km/hr)(T)
(120km/hr)(8hrs+4hrs)=2(90km/hr)(8hrs)
1440km=2(720km)
1440km=1440km