A) 140 km/hr
B) 125 km/hr
C) 145 km/hr
D) 144 km/hr
Correct Answer: D
Solution :
Increase in the speed of the train ? 20% of 120 \[=\frac{20}{100}\times 120\,=24\,km/hr\] \[\therefore \] New speed = (120 + 24) = 144 km/hrYou need to login to perform this action.
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