Bank Preparation
Bank Math
ব্যাংক নিয়োগ
Combined Bank
Combined Bank (30-11-2018)
Time and Speed - Train and Boat
Combined Bank (30-11-2018)
The respective ratio between the speed of a car , a train , and a bus is 5 : 9 : 4 . The average speed of the car, bus and train is 72 km / hr together . what is the average speed of the car and the train together?
বিকল্পসমূহ (নিজের উত্তর যাচাই করতে ক্লিক করুন):
সঠিক উত্তর
3 (84 km / hr)
