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rewona [7]
3 years ago
11

The total amount of water a tank can hold is (14)1/2 gallons. Raul wants to find out how many (1)1/4 gallon buckets of water can

be used to fill the tank. Which expressions could be used to represent this scenario? Check all that apply.
Mathematics
2 answers:
Leokris [45]3 years ago
3 0
Y= (14)1/4 ÷ (1)1/4
Tank divide by bucket
Darya [45]3 years ago
3 0

Step-by-step explanation:

We have been given that the total amount of water a tank can hold is  14\frac{1}{2} gallons.

To find the number of 1\frac{1}{4} gallon buckets of water can be used to fill the tank we will divide the total amount of water in the tank by amount of water in one bucket.  

\text{Number of water buckets used}=\frac{\text{Total amount of water in the tank}}{\text{Amount of water in one bucket}}

Upon substituting our given values we will get,

\text{Number of water buckets used}=\frac{14\frac{1}{2} }{1\frac{1}{4}}

\text{Number of water buckets used}=\frac{\frac{29}{2} }{\frac{5}{4}}

Dividing a fraction with another fraction is same as multiplying the reciprocal of second fraction with the first fraction.  

\text{Number of water buckets used}={\frac{29}{2}}\times {\frac{4}{5}}

Therefore, all the above expressions can be used to find the number of 1\frac{1}{4} gallon buckets of water will be needed to fill the tank.  

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shepuryov [24]

Answer:

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Step-by-step explanation:

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Now divide above value by 2,  

\dfrac{0.05}{2}=\dfrac{\alpha}{2}

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To find the value of z score calculate the area under the curve as follows

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Now substituting the value,  

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CI=0.320- 0.02891

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Upper end of the interval is,

CI=0.320+ 0.02891

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