Question
Traveling at a speed of 's' km/hr, 'C' requires 22 seconds to complete one lap around the perimeter of a circular track with a radius of 35 meters. Determine the time 'T' takes to cover a distance of 400 km, where the first half is covered at a speed of (s + 4) km/hr, and the remaining half is covered at a speed of (s – 16) km/hr.
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