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Tju [1.3M]
3 years ago
11

Word problems with practice percenta

Mathematics
1 answer:
loris [4]3 years ago
6 0
What is the problem,..........
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During an experiement to evaluate the effictiveness of a new public relations program used by a police department to improve its
olga55 [171]

Answer: Maturation

Step-by-step explanation:Internal validity is a type of validity that establishes a cause and effect relationship,this type of validity tries to eliminate alternative explanation for a Discovery.

One of the threats to internal validity is MATURATION.

MATURATION is the type of threat occuring during experiment to prove a particular Discovery as shown by the question where the police officer shot and killed someone against the intention of the experiment.

3 0
4 years ago
Expanded notoation 99,509
SSSSS [86.1K]
99509 expanded form

99509 = 90000 + 9000 + 500 + 9

90,000 + 9,000 + 500 + 9  is your answer

hope this helps
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3 years ago
If Alyssa has to make 70 pancakes, how many cups of flour will she have to use?
erastovalidia [21]
Alyssa will have to use 14 cups of flour.
6 0
4 years ago
Read 2 more answers
X + y + 2 = 6<br>3x - 2y = - 4<br>2x - y + = 9
scoundrel [369]

Answer:

this question is not correct

7 0
3 years ago
A cell phone costs $200 to start. Then there is a $50 charge each month. What is the total cost (start up fee and monthly charge
stira [4]

Answer:

$250 because you add 200 with 50 and and hes planning to use

7 0
4 years ago
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