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3 years ago

ALGEBRA On the first Tuesday of every month, Roth's gives seniors a 15%

Mathematics

1 answer:

iVinArrow [24]3 years ago

3 0

Answer:

Let selling price of three-piece suit = x. Applying 7% sales tax, total amount paid = x + xx7 - $152.79. 100 207 100 ०१ This is the $ 152.79 os, x- $142.7943 price after marked down of 40%, let the regular price of three-piece suit be = y. Therefore y [ 3 - 4m] $342.1943 1 - - $237.99 Regular price of 1 piece suit $ 237.99

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A number is being multiplied by a power of 10. Find the number.

alexira [117]

Answer: a:7 b:36 c:4

Step-by-step explanation:

the exponents are the amount of 0s you put behind the number.

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3 years ago

A normally distributed population has a mean of 250 pounds

Dima020 [189]

Answer: 0.9746

Step-by-step explanation:

Given : A normally distributed population has a mean of 250 pounds and a standard deviation of 10 pounds.

i.e. $\mu=250$ $\sigma=10$

Sample size : n= 20

Let $\overline{x}$ sample mean values.

Then, the probability that this sample will have a mean value between 245 and 255 be

$P(245$

Hence , the probability that this sample will have a mean value between 245 and 255 is 0.9746 .

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Answer:

Step-by-step explanation:

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3 years ago

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RoseWind [281]

Answer:

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Step-by-step explanation:

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3 years ago

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-6x+9+5x=-6x+9 how many solutions does this equation have

Nataly_w [17]

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4 years ago