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**Question
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A railway track runs around a city and the perimeter of the track is 1440 km.

2 bullet trains, Train X and Train Y started from the same point along a track at 1030.

Both trains travelled at constant speeds in the same direction along the railway track continuously.

Train X and Train Y take 5 hours and 8 hours respectively to complete each round around the railway track.

(a) In 2 hours, what is the longest distance along the track between both trains?

Eventually, Train X will overtake train Y for the first time.

(b) How long would it take train X to overtake train Y for the first time since both trains started off at 1030?

*Notes to student:*

*If the question above has parts, (e.g. (a) and (b)), given that the answer for part (a) is 10 and the answer for part (b) is 12, give your answer as:10,12*

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