Bank Preparation
Bank Math
ব্যাংক নিয়োগ
Combined Bank
Janata & Rupali Bank Limited - Officer (General) - 13.12.2019
Time and Speed - Train and Boat
Janata & Rupali Bank Limited - Officer (General) - 13.12.2019
A driver of an auto rickshaw sees a lorry 60m ahead of him. After 30 seconds the lorry is 90m behind. If the speed of the auto rickshaw is 38km/hr, then what is the speed of the lorry?
বিকল্পসমূহ (নিজের উত্তর যাচাই করতে ক্লিক করুন):
সঠিক উত্তর
2 (20km/hr)