"Two sea trawlers left a sea port simultaneously in two mutually perpendicular directions. Half an
Channel: Doubtnut
Date: 2020-04-05

"Two
 sea trawlers left a sea port simultaneously in two mutually perpendicular
 directions. Half an hour later, the shortest distance between them was 17
 kin, and another 15 minutes later, one sea trawler was 10.5 km farther from
 the origin than the other. Find the speed of each sea trawler. 
a. 16 km/hr, 30 km/hr 
 b. 18 km/hr 24 km/hr 
c. 20 km/hr, 22 km/hr 
 d. 18 km/hr, 36 km/hr"