BuyFind

Precalculus: Mathematics for Calcu...

6th Edition
Stewart + 5 others
Publisher: Cengage Learning
ISBN: 9780840068071
BuyFind

Precalculus: Mathematics for Calcu...

6th Edition
Stewart + 5 others
Publisher: Cengage Learning
ISBN: 9780840068071

Solutions

Chapter 1.6, Problem 15E
To determine

To express: the given quantity in terms of the indicated variable.

Expert Solution

Answer to Problem 15E

  d=0.75smiles/hrs .

Explanation of Solution

Given:

The given quantity is “the distance that a car travels in 45 min”.

s is the speed of the car (in mile/hr.).

Concept used:

Distance is the product of speed and time is given by d=st .

Calculation:

According to question,

  t=45min=4560hrs=34hrs

Therefore, distance covered by the car is

  d=s×34miles/hrs=0.75smiles/hrs .

Hence,distance covered by the car is d=0.75smiles/hrs .

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