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vekshin1
3 years ago
11

Which expression is equivalent to 3x + 3x + 3x? From Performance Matters

Computers and Technology
2 answers:
ZanzabumX [31]3 years ago
4 0
Answer:
The answer is 9x
mamaluj [8]3 years ago
3 0
9x because you can add 3x+3x+3x because they are the same and can be added
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Write a Python 3 program to read from a .csv file containing rates from power companies. Your program should determine the avera
aliya0001 [1]

Answer:

In python:

file = open("rates.csv", "r")

ratecount = 0

ratesum = 0

mylist = []

rates = file.readlines()

for nums in rates:

     num = nums.rstrip('\n')

     mylist.append(int(num))

     for i in num:

           ratesum= ratesum + int(i)

           ratecount = ratecount + 1

print("Maximum Rate: "+str(max(mylist)))

print("Minimum Rate: "+str(min(mylist)))

print("Average Rate: "+str(ratesum/ratecount))

Explanation:

This opens the csv file

file = open("rates.csv", "r")

This initializes the number of rates in the file

ratecount = 0

This initializes the sum of the rates

ratesum = 0

This initializes an empty list

mylist = []

This reads the rates into lines

rates = file.readlines()

This iterates through the rates (as a string)

for nums in rates:

This removes the newline character \n in the rates

     num = nums.rstrip('\n')

This appends the rates (as an integer) to the empty list

     mylist.append(int(num))

The following counts the rates in the file and also sum them up

<em>      for i in num: </em>

<em>            ratesum= ratesum + int(i) </em>

<em>            ratecount = ratecount + 1 </em>

This prints the maximum of the rates

print("Maximum Rate: "+str(max(mylist)))

This prints the minimum of the rates

print("Minimum Rate: "+str(min(mylist)))

This calculates and prints the average rate

print("Average Rate: "+str(ratesum/ratecount))

6 0
3 years ago
To remove white space, double-click this icon.
sweet [91]
Follow these steps:<span>Click the Microsoft Office Button, and then click Word Options.
In the left pane, click Customize.In the Choose commands from list, click All Commands.<span>
Click White Space Between Pages, click Add, and then click OK.
The White Space Between Pages option will appear on the Quick Access Toolbar.</span></span>(google)
I hope I answered your question!
4 0
3 years ago
Grid computing is a type of computing in which:
fredd [130]

Answer:

b

Explanation:

A computing grid can be thought of as a distributed system with non-interactive workloads that involve many files.

7 0
3 years ago
Movie Hidden Figures
Setler79 [48]

Answer:

D: 97

Explanation:

i watched this movie 3 times

4 0
2 years ago
Why has Unicode become the standard way of converting binary to text?
Zigmanuir [339]
The standard for internal text coding system is called Unicode (Encoding, representation and handling text). Nearly every operating system uses this. The basic reason for choosing Unicode for converting binary to text is because this is compatible with almost every language in the world making it popular. Although there are other ways to do this, Unicode stays popular of all.
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3 years ago
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