Question

15. suppose you plan to visit carlsbad caverns. you want to take the three-mile walking tour.
at home, you pace your self and find out that you stroll 90 feet per minute. use unit analysis
to determine how many hours it will take you to walk the 3 miles.

Answer 1

It will take 2 hours and 56 minutes hours to walk 3 miles.

Unit:

Basically unit is the measurement used to define the size of the given object.

Every physical quantity, like length, mass, time, temperature etc., have a specific unit. By definition, a unit is a magnitude of a physical quantity.

Like, for distance we have to use the units meter, feet, and miles.

Given:

We want to take 3 miles walking tour.

And we also know that,

1 minute = 90 feet

So, here we have to convert the miles into feet.

1 miles = 5280 feet

So, 3 miles is equal to

=> 3 x 5280 = 15840

So, it will take

=> 15840 / 90 = 176 minutes

Now, we have to convert this minutes to hour by simply divide it by 60,

Then,

=> 176 / 60 =  2 hours and 56 minutes

To know about Unit here

https://brainly.com/question/15820067

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