Bank Preparation
Bank Math
ব্যাংক নিয়োগ
Probashi Kallyan Bank
Probashi Kallyan Bank-Executive officer(18.10.2019)
Time and Speed - Train and Boat
Probashi Kallyan Bank-Executive officer(18.10.2019)
A boat runs at 22 km hour along the stream and 10 km per hour against the stream. Find the ratio of the speed of the boat in still water to that of the speed of the stream.
বিকল্পসমূহ (নিজের উত্তর যাচাই করতে ক্লিক করুন):
সঠিক উত্তর
3 (8 : 3)
