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olasank [31]
3 years ago
13

the water level in a lake was monitored and was noted to have changed −2 1/3 inches in one year. The next year it was noted to h

ave changed −1 1/6 inches. What was the total change in the water level over the two years? Enter your answer as a simplified mixed number by filling in the boxes.
Mathematics
1 answer:
Ket [755]3 years ago
5 0
-3 1/2

just add the fractions


Mark brainliest please
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Heres my question: A water park keeps track of the number of times each visitor goes down water slides during their visit . The
Yuri [45]

According to the calculation, each visitor went down, on average, 11.41 times.

<h3><u>Averages</u></h3>

Given that a water park keeps track of the number of times each visitor goes down water slides during their visit, and 12 visitors went down a water slide 4, 22, 16, 10, 11, 20, 20, 12, 6, 3, 11 and 1 times, to determine the average number of times each visitor went down, the following calculation must be performed:

  • (4 + 22 + 16 + 10 + 11 + 20 + 20 + 12 + 6 + 3 + 11 + 1) / 12 = X
  • 137 / 12 = X
  • 11.41 = X

Therefore, each visitor went down, on average, 11.41 times.

Learn more about averages in brainly.com/question/897199

5 0
2 years ago
Simplify the expression.<br><br>(1/4)^(-3/2)<br><br>Please show how to do the problem.
Vlad [161]
Alright, so since it's to the negative power we essentially have 1/(1/4^(3/2)). After that, we find (1/4)^3=1^3/4^3=1/64 and find the square root of that, which is (sqrt1)/(sqrt64)=1/8. Since the answer is 1/(1/8), we get the answer to be 8
3 0
3 years ago
PLEASE ANSWER CORRECTLY! WILL GIVE BRAINLIEST!
vaieri [72.5K]

Answer:

0.7938

Step-by-step explanation:

z1 = (125-100)/15 = 1.667

P( < 125) = 0.9522

z2 = (85-100)/15 = -1

P( > 85) = 0.8413

0.9522 + 0.8413 - 1 = 0.7935

4 0
3 years ago
In ABC segment DC bisects /_C and divides AB into segment AD and BD. CD = 6 units and AC = 8.5, then which statement would
eduard

Answer:

ABC=BCD wtdf

Step-by-step explanation:

3 0
3 years ago
What are the coordinates of point P? Please help show steps it’s urgent!
Vlad [161]

Answer:

A (2, -8/5)

Step-by-step explanation:

The answer would be A I believe. This is because to get from C to D, it would be going down 6 and to the right by 10.

To make CP = 3/5CD. We multiply how much we move by 3/5:

-6 * 3/5 = -18/5 (note that the 6 would be negative because its going down)

and 10 * 3/5 = 6

Then we add these values to the coordinates of C:

(-4 + 6,  2 - 18/5) =

(2, -8/5). So A would be the answer.

7 0
3 years ago
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