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Harman [31]
3 years ago
11

63 40 51 70 36 21 51 28 19 find the mean of data

Mathematics
1 answer:
nikklg [1K]3 years ago
5 0

Answer:

42.11

Step-by-step explanation:

Add all of the numbers, and then divide the total of the numbers by 9. With 9 being how many numbers are added.

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What is the sales tax on a chair with a price tag of $180, if the tax rate is 5.75%?
Anuta_ua [19.1K]

Answer:

$190.35

Step-by-step explanation:

180 ⋅ 0.0575 = 10.35

Add 180 to 10.35

$190.35

(I could be wrong. Sorry if I am)

Hope I helped :)

Please consider Brainliest :)

8 0
3 years ago
How many pounds are in an ounce
MakcuM [25]
0.0625 pounds are in exactly one pound.
4 0
3 years ago
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Please help!! <br> I will mark brainiest
katovenus [111]

Answer:

30 degrees

Step-by-step explanation:

6 0
3 years ago
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Complete the set of ordered pairs for the relation.
Nonamiya [84]

The set of ordered pairs are (-2,18),(-1,20),(0,22),(1,24),(2,26)

Step-by-step explanation:

Given that the relation \{(x, y): y=2(x+11) \text { and } x \in(-2,-1,0,1,2)\}

To find the set of ordered pairs, let us substitute the value for x in the relation y=2(x+11)

For x=-2,

\begin{aligned}y &=2(-2+11) \\&=2(9) \\y &=18\end{aligned}

The ordered pair is (-2,18)

For x=-1,

\begin{aligned}y &=2(-1+11) \\&=2(10) \\y &=20\end{aligned}

The ordered pair is (-1,20)

For x=0,

\begin{aligned}y &=2(0+11) \\&=2(11) \\y &=22\end{aligned}

The ordered pair is (0,22)

For x=1,

\begin{aligned}y &=2(1+11) \\&=2(12) \\y &=24\end{aligned}

The ordered pair is (1,24)

For x=2,

\begin{aligned}y &=2(2+11) \\&=2(13) \\y &=26\end{aligned}

The ordered pair is (2,26)

Thus, the set of ordered pairs is (-2,18),(-1,20),(0,22),(1,24),(2,26)

7 0
3 years ago
if 8 pens and 7 pencils cost $3.37 while 5 pens and 11 pencils cost $3.10, how much does each pen and pencil cost?
White raven [17]
Let a=number of pens and b=number of pencils.
8a+7b=3.37; 5a+11b=3.10.
To eliminate a variable multiply the first eqn by 5 and the second by 8:
40a+35b=16.85, 40a+88b=24.80.
Subtract these equations: 53b=7.95, b=$0.15. So 5a=3.10-1.65=$1.45, a=$0.29.
Pens are $0.29 each and pencils $0.15.
4 0
3 years ago
Read 2 more answers
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