Dave starts walking at a speed of 5 km/hr through half the distance, rest of the distance dave covers with a speed 4km/hr. Total time of travel is 9 hours. What is the maximum distance dave can cover?
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Answer:
40 Km
Step-by-step explanation:
From the photo We get that
y=4h
thus the maximum distance covered will be - 5=x/2(y)
or. 5=x/2(4)
or. 5=x/8
or. 40=x
Maximum distance covered= 40Km
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