19) A cyclist covers 4 1/3 km in 1 hour how far does he in go in 3 1/5 hours answer
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Answer:
Distance covered in 1 hour = 4 1/2 km = 9/2 km
thus, speed in 1 hr = 9/2 km/hr
Distance covered in 3 1/2 hrs = 9/2 km/hr * 3 1/2 hrs
(since the formula is d = s * t)
= 9/2 km/hr * 7/2 hrs
= 63/4 km or 15.75 km
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