Answer:
va= 35 km/hr vb=25 km/hr
watch explanation
Carmen hiked at Yosemite national park for 1.25 hours. Her average speed was 3.9 miles per hour. How many miles did she hike? Gi
1 answer:
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0.4 lbs each.
<h3>Further explanation</h3><u>Given: </u>
- The total weight of 6 pieces of butter and a bag of sugar is 3.8 Ib.
- The weight of the bag of sugar is 1.4 Ib
<u>Question: </u>
What is the weight of each piece of butter?
<u>The Process: </u>
The two steps for obtaining the weight of each piece of butter are as follows:
<u>Step-1:</u> the total amount of butter is the total bag of butter and sugar subtracted by the weight of the bag of sugar.
<u>Step-2:</u> the total amount of butter divided by the number of pieces of butter is the the weight of each piece of butter.
Let's also consider the following quick steps.
<u>Quick steps: </u>
Therefore, the weight of each piece of butter is 0.4 lbs.
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Keyword: the total weight, 6 pieces of butter, a bag of sugar is 3.8 Ib, if the weight of the bag of sugar is 1.4 Ib, each piece, subtracted, divide
Answer:
y= 7^-t
Step-by-step explanation:
Equation for exponential decay:
An equation represents exponential decay if a term between 0 and 1 is elevated to the independent variable.
In this question:
First option 4 is elevated, so not exponential decay.
Second option:
, thus, the second option represents exponential decay.