A boy rode his bicycle Northward, then turned left and rode 1 km and again turned left and rode 2 km. He found himself 1 km West of his starting point. How far did he ride Northward initially? MCQ with Answer and Explanation
A boy rode his bicycle Northward, then turned left and rode 1 km and again turned left and rode 2 km. He found himself 1 km West of his starting point. How far did he ride Northward initially?
A. 2 km
B. 1 km
C. 3 km
D. 5 km
Answer: Option A
Solution (By JKSSB Mock Tests)
Let initial North = x. Then left (West) 1 km, left (South) 2 km. Final position 1 km West of start means net North =0 so x − 2 =0 → x=2.
No comments yet. Be the first to start the discussion!