3 years ago

72 precent is equal to 80% of a number n, what is n? write your answer as a decimal

Mathematics

1 answer:

vazorg [7]3 years ago

3 0

Answer:

n=90

Step-by-step explanation:

80% as a decimal is 0.80

0.80n = 72

n = 72/0.80

n = 90

Not my work

You might be interested in

In 2000, 54% of the residents in a large city regularly used newspapers for getting news and this has decreased at an average r

Anika [276]

X=number of years after 2000.
y=percentage of residents (still) reads newspapers for information
initial value (= y-intercept) = percentage in 2000 = 54%
slope = increase each year = -1.7% (because it is a decrease)
the slope intercept form of the equation is therefore:
y=slope(x)+initial value, or
y=-1.7x+54 (in %)

3 0

3 years ago

Tiene sentido que el perimetro de un rectángulo pueda tener la misma medida que la curcunferencia de un círculo?

irakobra [83]

Answer:

mi no hablar espanol.

Step-by-step explanation:

3 0

3 years ago

The rate is $19 for the first five lines, and $7.75 for each additional line. how much is to post a 8 line ad

o-na [289]

Answer:

41.5

Step-by-step explanation:

So you see the first five lines are for 19 dollars.

Multiply 7.75 by 3 since there are 3 additional lines. (Answer: 23.25)

Add 19 and 23.25 together. (Answer: 42.25)

My calculator work will be posted below for reference.

Unit Name: Two-Step Equations

<h2><u><em>If you need any more help or explanation, follow up in the comments below! :P</em></u></h2>

6 0

3 years ago

What is the true sales amount if the tax is 8.25% and the total with tax is $6440.25

Novay_Z [31]

Answer:

i think the answer is $5,949.42

5 0

3 years ago

Solve for x. X/5-7=4

hjlf

Answer:

x = 55

Step-by-step explanation:

$\frac{x}{5} - 7 = 4 \\ = > \frac{x}{5} = 4 + 7 \\ = > \frac{x}{5} = 11 \\ = > x = 11 \times 5 \\ = > x = 55$

Hope it helps.

Don't forget to click the Brainliest button if you like my answer.

7 0

2 years ago