state gov Bihar Vidhan Sabha Security Guard Mock Test 2024 Quantitative Aptitude Speed Time and Distance Boat and River
On a river, Q is the midpoint between two points P and R on the same bank of the river. A boat can go from P to Q and back in 12 hours, and from P to R in 16 hours 40 min. How long would it take to go from R to P?
1
\(3 \frac{1}{3}\) hr.
2
5 hr.
3
\(6 \frac{2}{3}\) hr.
4
\(7 \frac{1}{3}\) hr.