ABC26GN3819 · Boats and Streams

Subject: General Aptitude · Chapter: Boats and Streams · Exam: · Marks: · Difficulty:

The speed of a boat in still water is 15 km/hr and the rate of current is 3 km/hr. The distance travelled downstream in 12 minutes is :

(a)1.2 km

(b)1.8 km

(c)2.4 km

(d)3.6 km

Answer

Answer (as printed): D

Explanation

Speed downstream $=(15+3) \mathrm{kmph}=18 \mathrm{kmph}$. Distance travelled $=\left(18 \times \frac{12}{60}\right) \mathrm{km}=3.6 \mathrm{km}$.