A can takes 5 hours to complete a journey if it moves with a speed of 90 km/hr. how long will it take when the car travels at a speed of 75 km/hr? solve by direct proportion or inverse proportion only?
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Answer:
It is inversely proportional here.
x1×y1 = x2×y2
5×90 = x2×75
450 = x2×75
x2 = 450/75
x2 = 6
6 hours is the right answer to this question.
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