GD Constable04 May 2026Shift 2Boat and Stream

The speed of a boat in still water is 24 km/hr. If the upstream speed of the boat is 16 km/hr, then what is the speed (in km/hr) of the stream?

शांत जल में एक नाव की गति 24 कि.मी./घंटा है। यदि धारा के प्रतिकूल (Upstream) नाव की गति 16 कि.मी./घंटा है, तो धारा की गति (कि.मी./घंटा में) क्या है?

Answer और ExplanationAnswer and explanation

Answer: (B) 8

U = b − s ⇒ 16 = 24 − s
⇒ s = 8 km/h
✓
धारा की चाल = 8 km/h।
U = b − s ⇒ 16 = 24 − s
⇒ s = 8 km/h
✓
Speed of the stream = 8 km/h.

Source: GD Constable · 04 May 2026 · Shift 2। Solution: Prashant Sir, Vijayastra।Source: GD Constable · 04 May 2026 · Shift 2. Solution by Prashant Sir, from Vijayastra.