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Dennis_Churaev [7]
3 years ago
8

-2/3 times (-2 1/4)times 3/4 Show work pls

Mathematics
1 answer:
mihalych1998 [28]3 years ago
3 0
(-2/3)*(-2 1/4)*(3/4)   Convert the mixed fraction to improper fraction.
(-2/3)*(-9/4)*(3/4)   Then you multiply the numerators with numerators and                                             denominators with denominators

(-2*-9*3)           negative times negative is positive, so the negative sign is gone
-------------    
(3*4*4*)              The lines (-----) is the line of the fraction 

54/48            This is the product of this multiplication, now you need to simplify 
                        by reducing the numbers of the fraction

9/8         And that would be the answer
           


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Step-by-step explanation:

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Tamara invested $15,000 in an account that pays 4% annual simple interest. Tamara will not make any additional deposits or withd
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3 years ago
Which of these is the algebraic expression for the verbal expression "ten times the difference of a number and twelve?" can some
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10(x - 12)

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10(x - 12)

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2 years ago
If 30 buses can carry 1,500 people, how many people can 5 buses carry? A 200 © 500 B 250 D 750​
maksim [4K]

Answer:

\boxed {\boxed {\sf 250 \ people}}

Step-by-step explanation:

Let's set up a proportion using the following setup.

\frac {buses}{people}=\frac {buses}{people}

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\frac {30 \ buses}{1500 \ people}=\frac {buses}{people}

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\frac {30 \ buses}{1500 \ people}=\frac {5 \ buses}{x \ people}

\frac {30 }{1500 }=\frac {5 }{x }

Cross multiply. Multiply the numerator of the first fraction by the second fraction's denominator. Then, multiply the first denominator by the second numerator.

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Solve for x. It is being multiplied by 30. The inverse of multiplication is division. Divide both sides by 30.

30x/30=7500\\x=250

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7 0
3 years ago
If $1600 earned simple interest of $56.24 in 2 months, what was the simple interest rate? The simple interest rate is % (Do not
Fiesta28 [93]

Answer:

\$21.1

Step-by-step explanation:

We know that for principal amount P , time period T and rate of interest R\% , simple interest is given by S.I. = \frac{P\times R\times T}{100} .

Here ,

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To find :  simple interest rate i.e., R\%

On putting values of P\,,\,T\,,\,S.I in formula , we get S.I. = \frac{P\times R\times T}{100}

56.24 = \frac{1600\times R\times 1}{600}\\R=\frac{56.24\times 600 }{1600}=\frac{703\times 3}{100}=\$21.09

Now we need to round off the answer to the nearest tenth .

So, simple interest rate is % = \$21.09 = \$21.1

8 0
3 years ago
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