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 1.2, Problem 98E
To determine

To find: how much was each person’s share of the debit.

Expert Solution

Answer to Problem 98E

  4.299×104 .

Explanation of Solution

Given information:

As of July 2010, the population of the United states was 3.070×108 , and the national debt was 1.320×1013 dollars.

Concept used:

Scientific notation:

A notation in which a given quantity can be expressed as a number with significant digits required for a specified degree of accuracy and multiplied by 10 to the appropriate power.

Calculation:

Consider the statement,

The population of United States in July 2010 was,

  3.070×108

The national debt was,

  1.320×1013

Find how much the debt each person’s share of the debt.

Every person’s individual share of the debt is the total debt divided by the population.

Therefore,

  d=1.320×10133.070×108=1.3203.070×1013108=0.4299×105Canceloutthecommonterms=4.299×104

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