5. A car takes 4 hours to reach a destination if it travels with a speed of 30 km/h. how long will it take if the car travels at a speed of 40 km/h?
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0
Answer:
30×4 = 120 km/h
Step-by-step explanation:
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Answered by
0
Answer:
3 hours
Step-by-step explanation:
this is a case of indirect proportion
x1/x2 = y2/y1
4/x2 =40/30
x2 = 30* 4/40
X2 = 3 HOURS
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