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mrs_skeptik [129]
3 years ago
13

WILL MARK BRAINLIEST!!! The local newspaper has letters to the editor from 20 people. If this number represents 8​% of all of th

e​ newspaper's readers, how many readers does the newspaper​ have?

Mathematics
1 answer:
ioda3 years ago
3 0
The newspaper has 230 readers.
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What has the same value as 30%, percent of 18?
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Answer:

Answer: 60.

Step-by-step explanation:

30 percent (calculated percentage %) of what number equals 18?

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3 years ago
At the supermarket Pryslide, 500ml bottles of shower gel cost $7 each. However, since the beginning of last week there has been
max2010maxim [7]

Answer:

I strongly believe that the question requires us to calculate the cost of one 500ml bottle of shower gel based on this special offer of buy 2 bottles get another for just $2.

The correct answer is $5.33

Step-by-step explanation:

From a buyer's point of view,a 500ml bottle of shower gel cost is the $7 multiplied by 2 bottles plus $2 multiplied by 1 bottle all divided by 3 bottles.

The rationale for the denominator is that the total number of bottles bought would then equal 3 bottles .

Cost per bottle =($7*2)+($2*1)/3=$16/3=$5.33

Instead of a bottle costing $7,under the special arrangement a bottle would simply cost $5.33

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4 years ago
Help with sequence :)<br> picture down below:)
nirvana33 [79]
The 2nd choice is it
3 0
3 years ago
Alberto is snowboarding down a mountain with a constant slope. the slope he is on has an overall length of 1560 feet. the top of
Olenka [21]

The slope of the equation is calculated as:

 \frac{h_2-h_1}{t_2-t_1}=m

Where h_2 is the height of the upper part of the slope and h_1 is the height of the low er part.

 m=\frac{4000-4600}{24-0}

m=-25

So, the equation of the line is:

h-4600=-25(t-0)

h=-25t+4600

With this equation we can find the height of Alberto after having passed 10 sec.

h(10)=-25 (10)+4600\\h(10)=-250+4600\\h(10)=4350

 After 10 seconds Alberto is 350 feet from the bottom of the slope.

Alberto's speed is:

v=\frac{1560ft}{24s}=65ft/s

The speed in miles per hour is:

v=65ft /s*\frac{1 mile}{5280 ft}*\frac{3600s}{1 hour}\\v=44.32 miles/h

4 0
4 years ago
(3x-4)/(14)=(9)/(10) Solve the proportion. Round to the tenths
____ [38]

The value of "x" is 5.5

<em><u>Solution:</u></em>

Given that we have to solve the proportion

\frac{3x - 4}{14} = \frac{9}{10}

We can solve the above given proportion for "x" by cross multiplying

Multiply the numerator of the left-hand fraction by the denominator of the right-hand fraction

Multiply the numerator of the right-hand fraction by the denominator of the left-hand fraction

Set the two products equal to each other

Solve for the variable "x"

\rightarrow \frac{3x - 4}{14} = \frac{9}{10}\\\\\rightarrow 10(3x - 4) = 14 \times 9\\\\\rightarrow 30x - 40 = 126\\\\\rightarrow 30x = 126 + 40\\\\\rightarrow 30x = 166\\\\\rightarrow x = 5.533

On rounding to nearest tenth we get 5.5

Thus value of "x" is 5.5

3 0
4 years ago
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