Question

car travels 90 km per hour how long does it take for it to travel 400 km​

Answer 1

A car travels 90 Km in 1 hr

So, the car travels 1 Km in (1/90)hrs

Therefore, the car travels 400 Km in

(1/90) × 400 hrs= (40/9)hrs= 4hrs 26 min 40 sec .(Ans)

Answer 2

Explanation:

a car travels 90km in 1hr

so, the car travels 1km in (1/90) hrs

therefore the car travels 400km in

(1/90) ×400hrs=(40/9) hrs=4hrs26min40sec.

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