Teaching BPSC बिहार माध्यमिक TGT (9 to 10) शिक्षक भर्ती 4.0 Mock Test Quantitative Aptitude Speed Time and Distance
A person takes \(3\frac{1}{2}\) hours to cover a distance of 140 km. If he decreased his speed by 5 km/h, then what is the increase in time taken by him (in minutes) to cover the same distance ?
1
18
2
20
3
30
4
More than one of the above.
5
None of the above