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mina [271]
4 years ago
10

What’s one minus two

Mathematics
2 answers:
timofeeve [1]4 years ago
6 0
The answer is -1. This is too easy to be asked.
KIM [24]4 years ago
6 0
The answer is 0 he your happy
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The half-life of a radioactive substance is the time required for half of a sample to undergo radioactive decay, or for the quan
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That's two half lives. 5/8 * 2 * 2 = 20/8 = 5/2 pounds7/8 * 2 * 2 = 28/8 = 7/2 pounds
6 0
3 years ago
Read 2 more answers
There are 800 students in the School of Business Administration. There are four majors in the School: Accounting, Finance, Manag
dezoksy [38]

Answer:

Major                    X_i             %

_________________________________________

Accounting              240              (240/800)*100=30%

Finance                    160               (160/800)*100=20%

Management           320              (320/800)*100=40%

Marketing                80                (80/800)*100= 10%

_________________________________________

Total                         800                     100%

Step-by-step explanation:

For this case we can create the following table calculating the percent frequency as:

\% = \frac{X_i}{n}

Where X_i represent the number of students for the i category and n the total sample size.

Major                    X_i             %

_________________________________________

Accounting              240              (240/800)*100=30%

Finance                    160               (160/800)*100=20%

Management           320              (320/800)*100=40%

Marketing                80                (80/800)*100= 10%

_________________________________________

Total                         800                     100%

The pie chart is on the figure attached.  We use excel to create it.

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3 years ago
A vending machine has 5 colors (white, red, green, blue, and yellow) of gumballs and an equal chance of dispensing each. A secon
babunello [35]

Answer:

1/20

Step-by-step explanation:

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3 years ago
What is the equation of circle whose centre is (0,0) and radius'r' ?​
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Answer:

On the right is a circle with centre (0, 0), radius r and (x, y) any point on the circle. Distance between (0,0) and (x, y) equals the radius, r. If the centre is (0, 0), the equation of the circle will be of the form x2 + y2 = r2.

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A Rectangular Room has a length of 3 more than its width. The perimeter of the room is 90. What is the width of the room?
nignag [31]
The answer to your question is 21
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