Question

the speed of a train is 80km/hr .It is increased to 130km/hr. find the percentage increase

Answer 1

i.e.
(130-80)/80×100
=50/80×100= 62.5 percent (ANS)
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Answer 2

Speed of the train = 80kmph
Speed increased to = 130kmph
increase in speed = 130 - 80
=50kmph
percentage = 50/80 × 100= 62.50%