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QveST [7]
3 years ago
7

What is 45% of 40 in part, whole, and percent?

Mathematics
1 answer:
Iteru [2.4K]3 years ago
7 0
The answer is eighteen.
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and 2008 Classic Car Wash estimated its business would increase by 20% each year. if they washed 19,300 in 2008, how many cars c
professor190 [17]
Well, from 2008 to 2010 is just 2 years, so let's say the initial amount is the 19300 from 2008, how many will it be in 2010?

\bf \qquad \textit{Amount for Exponential Growth}\\\\
A=I(1 + r)^t\qquad 
\begin{cases}
A=\textit{accumulated amount}\\
I=\textit{initial amount}\to &19300\\
r=rate\to 20\%\to \frac{20}{100}\to &0.20\\
t=\textit{elapsed time}\to &2\\
\end{cases}
\\\\\\
A=19300(1+0.2)^2
6 0
3 years ago
The area of a rectangular wall of a barn is 48 square feet. Its length is 4 feet longer than twice its width. Find the length an
Aleks [24]
Answer
Length: 12 feet Width:4
Explanation
To get the area of a rectangle you times the length by the width
It says the length of the wall is 4 feet longer than TWICE it’s width since 12 times 4 is 48 and 12 is twice the amount of 4 plus 4 feet it fits the requirements of this question
3 0
3 years ago
A die is rolled. Find the probability of each outcome.<br><br> P (greater than 1)
Mrrafil [7]
The probability of it being greater than one on a six sided die is 5/6 or 5:6
6 0
3 years ago
Find the intercepts of 2x-y=-4
-Dominant- [34]

Answer:

Y intercept: y=2x+4

And x intercept: x=1/2y-2

Step-by-step explanation:

7 0
3 years ago
An ambitious statistical-education researcher wants to analyze the typical statistical skills of STEM (science, technology, engi
antiseptic1488 [7]

Answer:

Option b, c and e are wonderful approaches to solve the problem.

Step-by-step explanation:

Option (b) is appropriate this is because the option is talking about Simple random sampling where random universities are chosen to remove bias.

Option (c) is correct because this is an example of Stratified sampling where two homogenous groups (private and public universities are considered) and samples are chosen at random to remove bias

Option (e) is correct because this again is an example of Simple random sampling where 60 random STEM majors are chosen at random.

7 0
3 years ago
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