Correct option is B
Using directions and distance formula, the final point from the start is 9 m East and 4 + 3 = 7 m North ⇒ Distance = √(9² + 4²) = √(81 + 16) = √97 ≈ 13 m in North–East direction.
Using directions and distance formula, the final point from the start is 9 m East and 4 + 3 = 7 m North ⇒ Distance = √(9² + 4²) = √(81 + 16) = √97 ≈ 13 m in North–East direction.
A car covers a certain distance in 8 hours at a uniform speed. If the speed of the car is increased by 5 km/hr, then the same distance could have been covered in 7 hours 30 minutes. What is the distance covered?
If 20% of 340 is x less than 40% of 480, find x.
A man travels at a speed of 580 kmph and covers a certain distance in 48 minutes. Find the distance covered in metres.
The time taken by a boat to go 18 km downstream is equal to the time taken by it to go 10.8 km upstream. The speed of the boat in still water is 8 km/h. How much time (in hours) will the boat take to go 45 km upstream?
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