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anzhelika [568]

3 years ago

12

A weather station on the top of a mountain reports that the temperature is currently 0°C and has been falling at a constant rate

of 3°C per hour. What was the temperature 4.5 hours ago ?

1 answer:

schepotkina [342]3 years ago

3 0

Answer:

10.5 degrees Celsius

Step-by-step explanation:

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Suppose ACT Reading scores are normally distributed with a mean of 21.3 and a standard deviation of 5.9. A university plans to a

Mekhanik [1.2K]

Answer:

30.0

Step-by-step explanation:

Given our data is normally distribute with $\mu=21.3$ and $\sigma=5.9$

-Top 7% is given by find the z-value corresponding to p=(1-0.07)=0.93

-We substitute our values in the equation below;

$z=\frac{\bar X-\mu}{\sigma}\\\\\\=\frac{X-21.3}{5.9}, z_{0.035}=1.476\\\\\therefore 1.476=\frac{X-21.3}{5.9}\\\\X=5.9\times 1.476+21.3\\\\=30.0084\approx30.0$

Hence, the minimum score required for the scholarship is 30.0

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3 years ago

What is 57+555555887

Natali5045456 [20]

The answer would be 555555944.

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3 years ago

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In 2019, Company A purchased a commercial building with 8 retail units for $4,200,000. In 2021, Company A decided to sell this b

Otrada [13]

The change as a percentage is 6.7 %

<h3>How to calculate the percentage change ?</h3>

The price of the building in the year 2021 is $4,200,00

The price of the building in 2021 is $4,500,000

Therefore the percentage change can be calculated as follows

= 4,500,000 - 4,200,000/4,500,000 × 100

= 300,000/4,500,000 × 100

= 0.066 × 100

= 6.7 %

Hence the percentage change is 6.7%

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2 years ago

lapo4ka [179]

Answer:

The price of a case of water is now $3.22

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3 years ago

What is 3/5 plus 4/8

expeople1 [14]

Answer: 11/10 is your answer

Step-by-step explanation: Hoped this helped

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3 years ago

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