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Julio practiced a 7th day during the week. The mean number of minutes he practiced over all 7 days was 45 minutes. How many minutes did Julio practice on the 7th day?

Answer :

The number of minutes that Julio practiced on the 7th day will be 45 minutes.

What is Mean?

The mean is the straightforward meaning of the normal of a lot of numbers. In measurements, one of the markers of focal propensity is the mean.

The mean of average is the ratio of the sum of observations and the number of observations.

This means that the total number of minutes he practiced over the 7 days was:

Total number of minutes = 45 x 7 = 315 minutes

Then the number of minutes that she practiced on the 7th day is calculated as,

x + 6(45) = 315

x + 270 = 315

x = 45

Therefore, Julio practiced for 45 minutes on the 7th day.

More about the mean link is given below.

https://brainly.com/question/521501

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