Percentages and please explain how to do this because 8 days left for my final exams
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1)50% , 2) 25% 3) 350%

Step-by-step explanation:

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1. 50%

2. 25%

3. 350%

4. 125%

5. 30%

6. 45%

7. 59%

8. 380%

Step-by-step explanation:

to find the precentage of a fraction u have to try and make the bottom number 100, 1000, 10000 etc

to do that like the first 1 u do 2 x ? = 100 the answer is 50

Rule what u do to the bottom u have to do to the top

now that u multiply 50 down to make 100 u have to do as the rule say what u need to do is also multiply 1 to 50 to get the answer

as u might know that 100 mean % so u pet the top number and then %

the one on the bottom left

step-by-step explanation:

all of the other ones have a specific pattern

answer: .64

step-by-step explanation

set up the formula for standard deviation for this set of numbers, then simplify