Concept explainers
(a)
To calculate:To write width of the cotton fiber as a fraction when width is given as −
(a)
Answer to Problem 11STP
The width of the cotton fiber in fraction is
Explanation of Solution
Given information:
Given width of the cotton fiber is
Formula Used:
To convert a decimal into fraction, divide the number in the powers of
Calculation:
Given expression is
Using the above explanation, we have:
Thus, the width of the cotton fiber in fraction is
Conclusion:
The width of the cotton fiber in fraction is
(b)
To calculate: To write width of the cotton fiber as a negative exponent when width is given as −
(b)
Answer to Problem 11STP
The width of the cotton fiber in negative exponent is
Explanation of Solution
Given information:
Given width of the cotton fiber is
Formula Used:
Exponent formula:
Calculation:
Given expression is
Using the above explanation, we have:
Thus, the width of the cotton fiber in negative exponent is
Conclusion:
The width of the cotton fiber in negative exponent is
(c)
To calculate: To find the number of the cotton fibers needed to make a stack of length
(c)
Answer to Problem 11STP
The number of the cotton fibers needed to make a stack of length
Explanation of Solution
Given information:
Given width of the cotton fiber is
Calculation:
Given expression is
To find the number of the cotton fibers needed to make a stack of length
Solving the above expression, we have:
Thus, the number of the cotton fibers needed to make a stack of length
Conclusion:
The number of the cotton fibers needed to make a stack of length
Chapter 9 Solutions
Pre-Algebra, Student Edition
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