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IgorLugansk [536]
3 years ago
8

What is the answer to 10 1/2 •15 1/8

Mathematics
2 answers:
LenKa [72]3 years ago
4 0

Answer:

19.6875

Step-by-step explanation:

grandymaker [24]3 years ago
3 0

Answer:

\large\boxed{10\dfrac{1}{2}\cdot15\dfrac{1}{8}=158\dfrac{13}{16}}

Step-by-step explanation:

Convert the mixed numbers to the improper fractions:

10\dfrac{1}{2}=\dfrac{10\cdot2+1}{2}=\dfrac{21}{2}\\\\15\dfrac{1}{8}=\dfrac{15\cdot8+1}{8}=\dfrac{121}{8}

Now we can multiply:

10\dfrac{1}{2}\cdot15\dfrac{1}{8}=\dfrac{21}{2}\cdot\dfrac{121}{8}=\dfrac{(21)(121)}{(2)(8)}=\dfrac{2541}{16}=158\dfrac{13}{16}

Other method.

You can convert to the decimal:

10\dfrac{1}{2}=10.5\\\\15\dfrac{1}{8}=15.125

And do the multiplication on decimals (can use a calculator):

10.5\cdot15.125=158.8125

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Records show that Oliver is typically 10-30 minutes late
Ratling [72]

The percentage of the time will Oliver get a written warning when  he is more than 16 minutes late for his shift at work is 46.7%.

<h3>What is a density curve?</h3>

The density curve is a type or way of representation of numbered distribution data over a graph. Here, the outcomes are continues. The density curve can not be below the x-axis or horizontal line of the graph.

In a density curve,

  • The mean of a density curve is indicated by μ (mu).
  • The standard deviation of a density curve is indicated by Sx.

Records show that Oliver is typically 10-30 minutes late for his shift at work. The distribution for the minutes he is late forms a consistent pattern, which can be graphed as the given uniform density curve.

Oliver will get a written warning if he is more than 16 minutes late for work. The time remain after the 16 minutes is,

t=30-16

t=14 min

Thus, the percentage of the time will Oliver get a written warning is,

p=(14/30)*100

p=46.7 %

Thus, the percentage of the time will Oliver get a written warning when  he is more than 16 minutes late for his shift at work is 46.7%.

Learn more about the density curve here;

brainly.com/question/25334760

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4 0
2 years ago
X - (-7) = -10<br> Write the subtraction equation as an addition equation
Delvig [45]

Answer:

-17

Step-by-step explanation:

x+7=-10

x=-10-7

x=-17

7 0
3 years ago
Read 2 more answers
Use the provided ruler. Suppose you recreate the drawing so that it has a scale of 1 cm : 4 m. What will the length and width of
Burka [1]
I think the answer is 1 cm: 2 m
5 0
3 years ago
Answer to problem: 8(-6k-3)=8(3-4k) Please show work. Thank you.
OLga [1]
Hi there! 
This problem requires us to solve for k, when solving problems like this it is important to note that what you do to one side of the equation (add,subtract,multiply and/or divide), you MUST do to the other side of the equation. Let's start! 

First, we must distribute 8, in this case we need to distribute on BOTH sides of the equation. Remember when we distribute we use the distribution property: 
a(c+b)=ac+ab
You must distribute to every number and/or variable present within the parentheses: 
(8)(-6k)+(8)(-3)=(8)(3)+(8)(-4k)

Once we multiply the numbers together we have: 
-48k-24=24-32k&#10;

From here we combine like terms. Like terms are terms that contain the same variable and/or exponential value. For example: 
3c and 4c are like terms because they have the same variables 
24 and 50 are like terms because they are simply numbers without any variables.  

In our problem, we see that we have -48k and -32k these are like terms. Our goal is to cancel out numbers so that we can solve for k. 

Lets start by adding 48 to both sides so that we can have all the k's on one side of the equation: 

-48k+48k-24=24-32k+48k

Now we have: 
-24=24+16k

Now let's get the numbers without the variables on one side, we can do this by subtracting the 24 from the right side of the equation. Remember when we do one thing to one side of the equation we must apply it to both. So we subtract 24 on both sides. 
-24-24=24-24+16k

Now we have: 
-48=16k

Lastly, we must divide both sides of the equation by -16 to solve for k. We divide by -16 because the opposite of multiplication is division, -16 is currently multiplied by k: 
\frac{-48}{-16} = \frac{-16k}{-16}

When we divide we get k=3 

Our final answer would be: k=3

If you have an further questions, please do not hesitate to comment below! Have a nice day! :) 
<span />
5 0
4 years ago
Read 2 more answers
PLEASE HELP ASAP
Anarel [89]

9514 1404 393

Answer:

  see attached

Step-by-step explanation:

We take ~p∧~q∨r to mean (~p∧~q)∨r because "and" normally has precedence over "or." The (~p∧~q) term will only come into play when both p and q are false. It will only affect the outcome if r is also false. This condition is the last line of the table.

8 0
3 years ago
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