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3 years ago

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in 1990, the cost of U.S. stamp was 25 cents. In 2010, the cost of U.S. stamp was 44 cents. In 20 years, what was the percent of

increase in cost of stamps?

1 answer:

Drupady [299]3 years ago

5 0

Answer:

8

Step-by-step explanation:

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Find the answer 10 + (45 x 2)

levacccp [35]

Answer:

100

Step-by-step explanation:

10 + 45*2

10 + 90

100

5 0

2 years ago

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Curtis threw 18 darts at a dartboard. 48% of his darts hit the bull’s-eye. How many darts did not hit the bull’s-eye?

Pepsi [2]

Change 48% to 0.48
0.48 x 18 = 8.64
rounded would be 9

4 0

2 years ago

Juanita has saved 25% of the money that she needs to buy a new bicycle.

Amiraneli [1.4K]

Answer:

15

Step-by-step explanation:

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2 years ago

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The number 0.6064 represents the area under the standard normal curve below a particular z-score. What is the Z-score? Express t

Anastasy [175]

P(z < x) = 0.6064 - 0.5 = 0.1064

From the normal distribution table
P(z < 0.27) = 0.1064

Therefore the z-score is 0.27

I can't explain it very well for you, sorry.

4 0

2 years ago

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Please help me I’m desperate

Dafna1 [17]

Answer:

<h2> The first</h2>

Step-by-step explanation:

$\frac29x+3>4\frac59\\{}\quad-3\quad-3\\\\\frac29x\ >\ 1\frac59\\\div\frac29\quad \, \div\frac29\\\\x>1\frac59\div\frac29\\\\x>\frac{14}9\times\frac92\\\\x>\frac{7}1\times\frac11\\\\x>7$

That means every x wich is greater than 7

4 0

3 years ago