Subject: General Aptitude · Chapter: Time and Distance · Exam: · Marks: · Difficulty:
Two men starting from the same place walk at the rate of 5 kmph and 5.5 kmph respectively. What time will they take to be 8.5 km apart, if they walk in the same direction?
(a)4 hrs 15 min
(b)8 hrs 30 min
(c)16 hrs
(d)17 hrs
Answer
Answer (as printed): D
Explanation
To be 0.5 km apart, they take 1 hour. To be 8.5 km apart, they take $\left(\frac{1}{0.5} \times 8.5\right) \mathrm{hrs}=17 \mathrm{hrs}$.
Explanation as extracted from the printed page; notation may be imperfect.