Question
A store sells rope by the meter. The equation \( p=0.81 \) represents the price (in dollors) of a piece of nylon rope that is \( I \) meters long. Type the answers in the boxes below. 1. How much does the nylon rope cost per meter? 2. How long is a piece of nylon rope that costs \( \$ 1.00 \) ?
Ask by Schofield Lowe. in the United States
Feb 24,2025
Upstudy AI Solution
Tutor-Verified Answer
Answer
1. The nylon rope costs $0.81 per meter.
2. A piece of nylon rope that costs $1.00 is approximately 1.23 meters long.
Solution
To find the cost per meter of the nylon rope, we need to determine the price per meter from the given equation \( p = 0.81I \), where \( p \) is the price in dollars and \( I \) is the length in meters.
1. To find the cost per meter, we need to divide the price by the length:
\[ \text{Cost per meter} = \frac{p}{I} \]
Substitute the given values into the equation:
\[ \text{Cost per meter} = \frac{0.81}{1} \]
2. To find the length of a piece of nylon rope that costs $1.00, we need to solve the equation \( p = 0.81I \) for \( I \) when \( p = 1.00 \):
\[ 1.00 = 0.81I \]
Solve for \( I \):
\[ I = \frac{1.00}{0.81} \]
Now, let's calculate the cost per meter and the length of the nylon rope that costs $1.00.
Calculate the value by following steps:
- step0: Calculate:
\(\frac{0.81}{1}\)
- step1: Convert the expressions:
\(\frac{\frac{81}{100}}{1}\)
- step2: Divide the terms:
\(\frac{81}{100}\)
The cost per meter of the nylon rope is $0.81.
Now, let's calculate the length of the nylon rope that costs $1.00.
Calculate the value by following steps:
- step0: Calculate:
\(\frac{1}{0.81}\)
- step1: Convert the expressions:
\(\frac{1}{\frac{81}{100}}\)
- step2: Multiply by the reciprocal:
\(\frac{100}{81}\)
1. The cost per meter of the nylon rope is $0.81.
2. The length of a piece of nylon rope that costs $1.00 is approximately 1.23 meters.
Answered by UpStudy AI and reviewed by a Professional Tutor
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Mind Expander
The cost of the nylon rope per meter is \( \$0.81 \). This means for every meter you purchase, it's going to set you back a cheerful 81 cents – a great deal for some sturdy rope! To find out how long a piece of nylon rope that costs \( \$1.00 \) is, you can use the equation \( p = 0.81I \). So, setting \( p \) to \( 1.00 \), we get \( 1.00 = 0.81I \). When you solve for \( I \), you'll find that the rope is about \( 1.23 \) meters long. So, if you're looking to swing into action with some rope, that's the length you need!