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kakasveta [241]
3 years ago
6

Currently going through a test

Mathematics
2 answers:
Varvara68 [4.7K]3 years ago
5 0

Answer:

Step-by-step explanation:

Take a crack at number one. It looks good to me.

yKpoI14uk [10]3 years ago
3 0

Answer:

A

Step-by-step explanation:

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What does this mean?:<br> How does the data vary?<br> What is the mode?
stellarik [79]
Okay well the mode is the number that appears most pften for ex 112351 the mode is 1 because it is the number that is there more than the others
8 0
4 years ago
Simplify the expression 35e^9/5e^8
erastovalidia [21]

\frac{35e {}^{9} }{5 {e}^{8} }  \ \\  \\   \frac{7e {}^{9} }{e {}^{8} }  \\  \\  \\  = 7e

Step By Step Explanation:

  • Reduce: Reduce the fraction with 5
  • Simplify: Simplify the expression

Alternate Forms:

  • 19.02797

<h3>☆彡Hanna</h3>
5 0
3 years ago
On a scale drawing inch = 1 foot. What are the dimensions on the scale for a room that is 27 feet by 20 feet?
Rufina [12.5K]
If 1 inch = 1 foot then 1 foot = 1 inch.
With this, you can make a ratio of 1 foot:1 inch, or 1:1.
Starting with the first dimension, 27 feet, just change the 1 to 27 in the ratio.
27:?
To find how many inches this is in the scale drawing, find how much 1 had to be multiplied by to get to 27. This is 27, since anything times 1 is itself.
Just multiply the other side by 27 as well to get the answer for the first dimension.
1 • 27 = 27
So 27 feet = 27 inches in the scale drawing.
Now do the same for the second dimension.
1:1
20:?
1 • 20 = 20
20:20
The answer is that the scale drawing has dimensions of 27 inches by 20 inches if 1 inch = 1 foot is the scale
7 0
4 years ago
Five applicants are to be scheduled for job interviews at five given times. On an application form, each applicant was asked to
dlinn [17]

Answer:

0.01024

Step-by-step explanation:

Assume marking was done at random : Hence, each of the 5 time slots have equal Chamves of being marked ;

Number of time slots, n = 5

Required to mark, number of preferred timeslot x = 2

P(x) = 2 /5 = 0.4

Probability of 0.4 that an interviewee gets one of his preferred timeslot.

Probability that each of the 5 interviewees gets one of their preferred time slots :

Using the multiplication rule of independence :

0.4 * 0.4 * 0.4 * 0.4 * 0.4 = 0.4^5 = 0.01024

0.01024 * 100% = 1.024%

6 0
3 years ago
ERROR ANALYSIS In Exercises 39 and 40, describe and
expeople1 [14]

Answer:

39. r = 13.4

40. m = 12

Step-by-step explanation:

39. Given the equation, -0.8 + r = 12.6, to solve for r, the following are the correct steps to take to arrive at the solution:

-0.8 + r = 12.6 (given)

Add 0.8 to both sides of the equation (addition property of equality)

-0.8 + r + 0.8 = 12.6 + 0.8 (this is where the error occurred.)

r = 13.4

40. The correct steps to take in solving the equation, -\frac{m}{3} = -4 is as follows:

-\frac{m}{3} = -4 (given)

Multiply both sides by 3 (multiplication property of equality)

3*-\frac{m}{3} = 3*(-4)

-m = -12 (this is where the error occurred. This is what we should have at this line/step)

m = 12 (dividing both sides by -1)

6 0
3 years ago
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