railway RRB Technician Grade 3 Mock Test 2024 Quantitative Aptitude Trigonometry Heights and Distances
The angle of elevation of elevation of a boat from a 15 m high bridge is 30°. If boat is moving with the speed of 6 km/hr, then time taken by the boat to get under the bridge is
1
15.59 s
2
13.62 s
3
90 s
4
18 s