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Georgia [21]
2 years ago
8

NO files please and thank you. Want an explanation please In a survey, 25% of students reported that they wrote their notes with

a pencil. The results were reported to be within 3% accuracy. What is the maximum and minimum percent of students who write their notes with a pencil?
Mathematics
1 answer:
polet [3.4K]2 years ago
5 0

The maximum and minimum percent of students who write their notes with a pencil are 22% and 25%, respectively

<h3>Survey</h3>

The survey results given as:

Pencil = 25\% --- the proportion of students reported that they wrote their notes with a pencil

Accuracy = 3\%

<h3>Range</h3>

The range is then calculated as:

Range = Pencil \pm Accuracy

<h3>Minimum</h3>

So, we have:

Minimum = Pencil - Accuracy

This gives

Minimum = 25\% - 3\%

Minimum = 22\%

<h3>Maximum</h3>

Also, we have:

Maximum = Pencil + Accuracy

This gives

Maximum = 25\%+ 3\%

Maximum = 28\%

Hence, the maximum and minimum percent of students who write their notes with a pencil are 22% and 25%, respectively

Read more about range at:

brainly.com/question/17025675

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Need the answer asapp with the working out please thanks :)
patriot [66]
Hi,

The two numbers should be 12 and 30. 12=2x2x3 while 30=2x3x5.

Their HCF is 2x3=6 and their LCM is 2x3x2x5. Because of their HFC, we know that they are both multiple of 6. Also, the question says they both are GREATER than 6, so they can’t be 6 but are 6 times “something”. Thanks to the LCM, we know that “something” is equal to 2 for the first number and to 5 for the second one, the numbers hence being 12 and 30.

I hope this helps. If I was not clear enough or if you’d like further explanation please let me know. Also, English is not my first language, so I’m sorry for any mistakes.
7 0
3 years ago
If A rectangular prism with a volume of 2 cubic units is filled with cubes with side lengths of 1/4. How many 1/4 unit cubes doe
PSYCHO15rus [73]

Answer:

It'll take 128 cubes to fill the prism.

Step-by-step explanation:

In order to solve this question we first need to find the volume of the cubes. The volume of a cube is given by the following formula:

volume = length³

So the cubes have the following volume:

volume = (1/4)³ = 1/64

Since we want to know how many of these cubes are needed to fill the prism, we need to divide prism's volume by the volume of the smaller cubes. We have:

number of cubes = (volume of prism)/(volume of cubes)

number of cubes = 2/(1/64)

number of cubes = 2*(64/1)

number of cubes = 128

It'll take 128 cubes to fill the prism.

5 0
3 years ago
What is the answer to 10 - 5 2/3 I suck at fractions
Free_Kalibri [48]
4 1/3 

Okay, I know fractions are scary, but we can do this alright?

First, you see the whole number on the side? Get that first.

10- 5 = 5

now we have 5 left and a scary fraction.  Don't panic, let's do this.  We know 1 is 3/3.  1 can be anything as long as the number on top and the number at the bottom are the same then it would be one.

So 3/3 is one then we can subtract:

3/3 -2/3 .

We subtract the top number and leave the one at the bottom the same.

3-2 = 1

Then we have 1/3.

As you took one away from the 5, it becomes a 4 and you put back the left over, 1/3.

Then you answer will be :

4  1/3
8 0
3 years ago
Plz help me well mark brainliest!!
baherus [9]

Answer:

735 mm³

Step-by-step explanation:

49 x 15 = 735

8 0
3 years ago
Read 2 more answers
For f(x) = 4x +1 and g(x) = x2 - 5, find (g/f) (x).
Softa [21]

Answer:

\left(g/f\right)\left(x\right)=\frac{x}{4}-\frac{1}{16}-\frac{79}{16\left(4x+1\right)}

Step-by-step explanation:

f(x)=4x+1

g\left(x\right)=x^2\:-\:5

As

(g/f)(x) = g(x) / f(x)

            =\:\frac{x^2\:-\:5}{4x+1}\:\:\:\:\:\:

            =\frac{x}{4}+\frac{-\frac{x}{4}-5}{4x+1}

              =\frac{x}{4}-\frac{1}{16}+\frac{-\frac{79}{16}}{4x+1}

               =\frac{x}{4}-\frac{1}{16}-\frac{79}{16\left(4x+1\right)}

Therefore,

\left(g/f\right)\left(x\right)=\frac{x}{4}-\frac{1}{16}-\frac{79}{16\left(4x+1\right)}

8 0
3 years ago
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