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Natalka [10]
3 years ago
10

Olivia wrapped a string around a circle and found it was 30 mm long. Approximately, what is the radius of this circle

Mathematics
1 answer:
mafiozo [28]3 years ago
8 0

Answer:7.5

Step-by-step explanation: cause I looked it up lol

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LOOK HOW MANY POINTS!!! PLEASE HELP ASAP A cell phone company tests 75 cell phones and finds that 3 of them have defects. Out of
kozerog [31]

Answer:

Out of 450 phones 18 of them will have a defect.

Step-by-step explanation:

As we know that out of 75 phones 3 of them will have a defect, this means that we are able to calculate how many defects there will be from 450 phones. You can do this by first dividing 450 by 75, this gives you 6. This means that 75 will go into 450 6 times.

From this we are able to work out the number that will have defects. This is because we know that 75 goes into 450 6 times and that for each 75 phones there will be 3 defects. So to work out the number of phones out of 450 that would be defects you would simply multiply 3 by 6, this gives you 18. This shows that out of 450 phones 18 of them will have a defect.

1) Divide 450 by 75.

450/75=6

2) Multiply 6 by 3.

6*3=18

3 0
4 years ago
What is a equation for two-thirds a number plus 4 is 7
chubhunter [2.5K]
The equation is:
2/3n + 4 = 7
4 0
3 years ago
Read 2 more answers
The complex solutions of which equation have a real component of 4?
Naddik [55]

Answer:

the answer is B do you need me to show work?

6 0
3 years ago
Describe the transformations from the parent function f(x)=x2 to the function g(x)=(x-2)^2+5
Pani-rosa [81]

Answer:

C.) 2 units to the right, 5 units up

Step-by-step explanation:

The graph shifts left or right when a number modifies the "x" value before it is affected by any other number/function in the equation. This number is within parentheses with the "x". Subtracting a value moves the function to the right, whereas adding a value moves the function to the left. Therefore, since 2 is being subtracted from "x", the function has been shifted 2 units to the right.

The graph shifts up or down when the y-intercept changes. The y-intercept is the "b" value in a standard function. You can identify this value by plugging in zero to "x". If this number is positive, the function is shifted upwards, and if this number is negative, the function is shifted downwards. Therefore, since there is a 5 added to the equation, the function is shifted 5 units up.

8 0
2 years ago
1.2x = 6 what is the solution ​
Irina18 [472]

Answer:

x = 5

Step-by-step explanation:

<em>If you mean the solution to x, your answer is 5.</em>

Basically divide each term by 1.2 and simplify.


5 0
3 years ago
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