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3 years ago

−3,−8,12,−15,9 find the mean

2 answers:

6 0

First we have to add all five numbers up then divide that total to get the mean (which is the average)
So -5 divided by 5 is -1
The mean is -1

Jobisdone [24]3 years ago

4 0

Answer:

if any girl want to be my friend?

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What is 5 1/3 subtracted by 2 4/5

Luda [366]

$\text {Hi! Let's Solve this Problem!}$

$\text {The First Step is to Convert all Mixed Numbers into Improper Fractions:}$

$\text {Multiply 5*5 and get 15. Now add 1 and get 16.}\\\text {5 1/3 = 16/3}$

$\text {Multiply 2*5 and get 10. Now add 4 and get 14.}\\\text {2 4/5 = 14/5}$

$\text {Your new Problem should be: 16/3-14/5}$

$\text {The Next Step is to Subtract:}$

$\text {16/3-14/5=}$

$\text {Your Answer would be:}$

$\fbox {38/15}$

$\text {Your Final Step is to Convert 38/15 into a Mixed Number:}$

$\text {38/15=}$

$\text {Your Final Answer would be:}$

$\fbox {2 8/15}$

$\text {Best of Luck!}$

$\text {-LimitedX}$

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3 years ago

Divide 63 apples into two groups so the ratio is 2 to 1

GalinKa [24]

1) 2x+1x= 63
2) 3x= 63
3) 3x/3= 63/3
4) x= 21
5) 2(21)+1(21)=63
6) 42+21= 63
The 2 groups would be 42 to 21.

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3 years ago

What is the length of the the midsegment of a trapezoid with bases of length and ?

Marina86 [1]

Answer:

The midsegment of a trapezoid is parallel to each base, and its length is one-half the sum of the lengths of the bases.

Step-by-step explanation:

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3 years ago

PLZ HELP 67 POINTS. 1 + 1<br>

Arada [10]

Answer:

100% its 2 my guy trust meeee

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3 years ago

Read 2 more answers

Which is bigger 2/3 or 14/21?

nata0808 [166]

They are the same because 14 is 2*7 and 21 is 3*7.

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3 years ago