6. A car covers a distance of 60 km in 3 hours. However, for the first 40 km it travels 16 km/hr. At what speed must it travel for the rest of the distance in order to complete the journey on time
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ANSWER:
the answer is 40km/h
EXPLANATION:
40/16 = 2.5 hours
60–40 = 20 km
3–2.5 = 0.5 hours
0.5 hours = 20 km
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