Teaching BPSC बिहार माध्यमिक TGT (9 to 10) शिक्षक भर्ती 4.0 Mock Test Quantitative Aptitude Speed Time and Distance Problem on Trains
A train takes 55 seconds to cross the 204 m long bridge. If the same train takes 21 seconds to cross a board, then tell the length of the train. (In meters)
1
124
2
127
3
126
4
More than one of the above
5
None of the above