Bank Preparation
Bank Math
ব্যাংক নিয়োগ
Combined Bank
Sonali & Janata Bank ( IT Officer 04-01-2019)
Time and Speed - Train and Boat
Sonali & Janata Bank ( IT Officer 04-01-2019)
A train of length 150 m takes 10 seconds to cross another train 100 m long coming from the opposite direction . If the speed of first train is 30 km / hr, what is the speed of second train?
বিকল্পসমূহ (নিজের উত্তর যাচাই করতে ক্লিক করুন):
সঠিক উত্তর
2 (60 km / hr)