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प्रश्न
What is the greatest possible speed at which a man can walk 52 km and 91 km in an exact number of hours?
विकल्प
17 km/hours
7 km/hours
13 km/hours
26 km/hours
उत्तर
13 km/hours
Explanation:
HCF (52, 91) = 13
If man walks 13 km/hr then he can walk 52 km in 4 hours and 91 km in 7 hours.
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