A kayak travels in a lake at an average speed of 35 m/min. If the perimeter of the lake
was 8400 m, how many hours does it take for the kayak to travel around the whole
lake?
h

Respuesta :

Answer: 4 hours

Explanation:

It takes the kayak 1 minute to travel 35 meters.

Divide the total (8400m) by the amount of meters per minute (35m)

[tex]\frac{8400m}{35m} =240minutes[/tex]

Now convert into hours. (Remember that 1h has 60min)

[tex]240min(\frac{1h}{60min})=4h[/tex]

The hours required by kayak to cover a distance of 8400m with the speed of 35 m/min, is 4 hours.

How do we calculate the time?

Time to complete any distance will be calculated by uaing the below formula as:
Time = Distance / Speed

According to the question:
Speed of kayak = 35 m/min

Distance covered by kayak = 8400 m

On putting these values on the above equation, we get

T = 8400/35 = 240 min

As we know that, 1 Hour = 60 min

240 min = 240/60 = 4hour

So, the required time is 4 hours.

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