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Vadim26 [7]
3 years ago
7

HELP!!!!!!! MATH QUESTION FOR 40) POINTS!!!!!!

Mathematics
2 answers:
gavmur [86]3 years ago
8 0

Answer:

8.49

6.00

5.29

1.79

Step-by-step explanation:

Sonbull [250]3 years ago
8 0

Answer:

Orange, Blue, Red, Green.

Orange would be the best deal.

Step-by-step explanation:

In order to put the unit costs per square foot from least to greatest, let's find the unit cost per square root of each wrapping paper.

To find the unit cost per square root, we simply have to divide the cost over the amount of square feet. So:

Red:

c=\frac{1.79}{12.5}=\$0.1432\text{ per square foot}

Blue:

c=\frac{5.29}{40}=\$0.13225\text{ per square foot}

Green:

c=\frac{8.49}{50}=\$0.1698\text{ per square foot}

Orange:

c=\frac{6}{60}=\$0.10\text{ per square foot}

So, to cost of wrapping paper per foot from least to greatest is:

Orange, Blue, Red, Green.

So, orange would be the best deal.

And we're done!

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This is true sometimes and false sometimes, depending on the numbers.
3 0
3 years ago
Is 3 squared times 4 squared equal 12 squared ? Evaluate each side of the equation to explain your answer.
Nikolay [14]

Answer:

Nopes 3²+4²≠12²

Step-by-step explanation:

12²=144

3²+4²=

9+16=25

25≠144

To make it easier to see exactly WHY 3²+4²≠12² you can spread out the numbers in the equation.

(3·3)+(4·4)≠(12·12)

When solving equations you use PEMDAS (Parenthesis Exponents Multiplication Division Addition Subtraction). You have to solve in THAT ORDER.

7 0
3 years ago
Read 2 more answers
James conducted an experiment with 4 possible outcomes. He determined that the experimental probability of event A happening is
Ganezh [65]

Answer:

Completing the experiment a few more times and combining the results to the trails already done.

8 0
3 years ago
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In 1932 the percentage of workers who had any form of employment-related pensions was about
ankoles [38]
The answer is 15% have a good day
3 0
3 years ago
Solve for x. Evaluate and round your answer to 1 decimal place(tenths place). 10x=1200
Mandarinka [93]

Answer:

<h2>x = 3.1</h2>

Step-by-step explanation:

<h3>{10}^{x}  = 1200</h3>

<u>To solve first take logarithm to both sides</u>

That's

<h3>log_{10}(10) ^{x}  =  log_{10}(1200)</h3><h3 /><h3>log_{10}(10)^{x}  = x log_{10}(10)</h3>

But

<h3>log_{10}(10)  = 1</h3>

So we have

x =  log_{10}(1200)

<u>Write 1200 as a number with the factor 100</u>

That's

1200 = 100 × 12

So we have

<h3>x =  log_{10}(100 \times 12)</h3>

<u>Using the rules of logarithms</u>

That's

<h3>log_{a}(x \times y)  =  log_{a}(x)  +  log_{a}(y)</h3>

Rewrite the expression

That's

<h3>x =  log_{10}(100)  +  log_{10}(12)</h3><h3 /><h3>x =  log_{10}(10)^{2}  +  log_{10}(12)</h3><h3>x = 2 log_{10}(10)  +  log_{10}(12)</h3><h3>log_{10}(10)  = 1</h3><h3 /><h3>x = 2 +  log_{10}(12)</h3>

x = 3.079

So we have the final answer as

<h3>x = 3.1 to one decimal place</h3>

Hope this helps you

8 0
3 years ago
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