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Rasek [7]
3 years ago
10

The price of an item yesterday was $180 today the price fell to $99 find the percentage decrease

Mathematics
2 answers:
riadik2000 [5.3K]3 years ago
7 0

It is 45 because im doing my work right now on Aleks and it just told me

Step-by-step explanation:

ololo11 [35]3 years ago
4 0

Answer:

55%

Step-by-step explanation:

to find percentages:

\frac{part}{whole} I \frac{percent}{100}     pretend this is a box

basically just fill this in and it will give you what you want. For example, here, you have the original and part of the original so it will look like this:

\frac{99}{180} I \frac{x}{100} then you multiply across and divide top to bottom (doesn't matter in which order), so: \frac{99}{180} =0.55 · 100 = 55%.

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klio [65]

Answer:

A

Step-by-step explanation:

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4 0
3 years ago
Mr. Rivera pours 2 cups of blue paint into a jar for each art station. How many jars can
Semmy [17]

Given :

Mr. Rivera pours 2 cups of blue paint into a jar for each art station.

1 cup = 8 ounces.

1 gallon = 128 ounces.

To Find :

How many jars can  he fill with 1 gallon of blue paint.

Solution :

Since, a jar is filled with 2 cups.

1 jar = 2 × 8 = 16 ounces.

So, number of jars required to fill 1 gallon of blue paint is :

n=\dfrac{128}{16}\\\\n=8

Therefore, 8 jars are required to fill 1 gallon of blue paint.

Hence, this is the required solution.

6 0
3 years ago
Line is parallel to line b and m<7=135. Find m<4
umka21 [38]
I think the answer might be 45
5 0
3 years ago
Hi what is 9times 30 divided by 9
SVETLANKA909090 [29]

Answer:

30

Step-by-step explanation:

9x30= 270

270/9= 30

3 0
3 years ago
Read 2 more answers
Two researchers are studying the decline of orangutan populations. In one study, a population of 784 orangutans is expected to d
inna [77]

Write <u>two functions</u> that <u>describes</u> the <u>decrease of the population</u> after <u>t years.</u>

1.  In one study, a population of 784 orangutans is expected to decrease at a rate of 25 orangutans per year. Then after t years the number of orngutans will be

y=784-25t.

2.  In a second study, the population of a group of 817 orangutans is expected to decrease at a rate of 36 per year. Then after t years the number of orngutans will be

y=817-36t.

3. Equate right sides of the equations:

784-25t=817-36t,\\ \\36t-25t=817-784,\\ \\11t=33,\\ \\t=3\ years.

Answer: after 3 years

5 0
3 years ago
Read 2 more answers
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