the speedsof two trains are in ratio4:5.if the speed of the first train is 64km/h ,what is the speed of the other train
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Answer:
80
Step-by-step explanation:
ratio=4:5
speed of first trian/speed of second train=4/5
64/x=4/5
(64*5)/4=x
16*5=x
80=x
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