John competes in a 10 km race. He completed the first kilometer in 4 minutes. He reduces

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John competes in a 10 km race. He completed the first kilometer in 4 minutes. He reduces his speed in such a way that each kilometer takes him 1.05 times the time taken for the preceding kilometer. Find the total time, in minutes and second, John takes to complete the 10 km race.

Give your answer correct to the nearest second.

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