Even numbers end with 2,4,6,8, or 0. Thus, 28 is the even number.
An equation of Hamid’s revenue by multiplying the book price by the number of copies sold is x = ny.
<h3>What is an equation?</h3>
The process of equating one thing with another.
Let Hamid’s revenue is $x and the price of book is $y.
If he sold n number of copies.
Then, the general equation will be x = n * y.
Therefore, an equation of Hamid's revenue will be x = ny.
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Answer:
Step-by-step explanation:
eight less then the product of a number and 2
" the product " means multiply
the product of a number and 2.......2x
eight less....-8
2x - 8 <=== ur expression
Answer:
3813.6
Step-by-step explanation:
90.8 x 42 = 3813.6
Answer:
The value of test statistic is -2.
Step-by-step explanation:
The following information is missing in the question.
The population mean is 12 minutes.
We are given the following in the question:
Population mean, μ = 12 minutes
Sample mean,
= 8 minutes
Sample size, n = 36
Population standard deviation, σ = 12 minutes
Formula:
Putting all the values, we have
The value of test statistic is -2.