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Ronch [10]
2 years ago
9

Simplify the following expression.

Mathematics
2 answers:
Aleksandr [31]2 years ago
8 0
The correct answer is option A
notka56 [123]2 years ago
6 0
The answer to this is A
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Ava, Natalie, Esraa, and Savannah are all running a race. Each girl finishes at a different time. Ava finishes the race in 12.89
gayaneshka [121]

Natalie

Step-by-step explanation:

Esraa finishes in 12.2 secons making her first.

natalie finishes in 12.34 seconds making her second.

Ava finishes in 12.89 making her third.

and Savannah finishes in 12.988 seconds making her last.

3 0
2 years ago
What does it mean to say that two variables are positively​ associated?
stealth61 [152]

Answer:

Option A is correct.

Step-by-step explanation:

Correlation coefficients tell us how strongly the two variables are associated.

A positive correlation is a relation when both the variables move together in the same direction. Like if value of first increases the other also increases.

When the correlation coefficient is greater than 0, this means that both variables are correlated.

So, the answer here will be :

A. There is a linear relationship between the​ variables, and whenever the value of one variable​ increases, the value of the other variable increases.

3 0
3 years ago
I need help with these please
Kipish [7]

Answer:

Q1 (-2,-5)(0,3)(4,19)(7,31)

Step-by-step explanation:

8 0
2 years ago
6 2/5 divided by 1 help me out
antoniya [11.8K]

Answer:

6 and 2/5

Step-by-step explanation:

6 2/5 ÷ 1/1       keep cange flip

32/5× 1/1

32/5

32÷5

=6/25

7 0
3 years ago
I really need help for my test.The price of a movie ticket rose from $5 to $8. a. What is the percent increase? b. id the price
tankabanditka [31]
A)
Increase %= (new # - old #)/old * 100
new= 8
old= 5

Increase %= (8-5)/5 * 100
=3/5 * 100
=0.60 * 100
=60% increase

B)
Decrease %= (old # - new #)/old * 100
new= 5
old= 8

Decrease %= (8-5)/8 * 100
= 3/8 * 100
= 0.375 * 100
= 37.5% decrease


ANSWER: a) 60% increase; b) 37.5% decrease

Hope this helps! :) Good luck on your test!!
4 0
3 years ago
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