IBPS RRB Officer Scale 1 Exam 7 Aug 2021 Prelims Shift 3 Paper
© examsiri.com
Question : 77 of 80
Marks:
+1,
-0
A boat moving downstream 28 km in 4 hours and upstream 20 km in 5 hours. Find the ratio between the speed of the stream and speed of a boat in still water
Go to Question: