PLEASE SOLVE THIS.PLEASE SOLVE THIS. If you DON'T understand the handwriting please DON'T answer.
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Answer:
200 km/hr
Step-by-step explanation:
First find the distance covered by passenger train =240/2=120km/hr.
Speed of express train =120 +20=140km/hr.
Therefore,
AVG= (120+140/2)KM/HR
===200Km/hr
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