Time and Distance Practice Test 3 with solutions

Question : 27 of 40

Marks: +1, -0

A can walk a certain distance in 10 days when he rests 9 hours a day. How long will he take to walk twice the distance, twice as fast and rest twice as long each day?

4 days
10 days
15 days
25 days

Validate

Solution:

Rest per day = 9 hours
Work per day = 15 hours
Total working time = 150 hours
Let distance = 1 km/h
According to the statement,
Distance = 300 km
Speed = 2 kmph
Working Time = 6 hours per day
Total Time = 6x
So,

{300}/2

= 6x
x = 25 days

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