A car takes 4 hours to cover a distance, if it travels at a speed of 40 mph. What should be its speed to cover the same distance in 1.5 hours .
(a)166mph
(b)160.67 mph
(c)106.67mph
(d)160 mph
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Answer:The answer is (c)106.67 mph
Step-by-step explanation:
Distance covered in 4 hours=
Distance*time
40*4
160 m
New time=1.5 hours
Speed=distance/time
160/1.5
160*10/15
320/3mph
Or 106.67mph
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