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trasher [3.6K]
3 years ago
12

If P(event A) = 0.25, what is P(not event A)?

Mathematics
1 answer:
xz_007 [3.2K]3 years ago
3 0

Answer:

0.75

Step-by-step explanation:

The probability of P(not event a) is equal to 1-p(event A)

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Find the length of UX
Dahasolnce [82]

Answer:

\dfrac{8}{\sin(6^\circ)} \approx 76.53

Step-by-step explanation:

UX \sin(6^\circ) = 8 \Rightarrow \boxed{UX = \dfrac{8}{\sin(6^\circ)} \approx 76.53}

4 0
2 years ago
If my car averages 27 miles to the gallon, how many miles can I drive on3/4 tank of gas
AURORKA [14]

Answer:

20.25 miles

Step-by-step explanation:

If your car travels 27 miles on a full tank of gas, then your car will travel 27\cdot\frac{3}{4} miles on \frac{3}{4} tank of gas.

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I hope this helped!

7 0
3 years ago
Pls pls pls help!!!!!!
gtnhenbr [62]

9514 1404 393

Answer:

  • ornament area = 379.8 cm²
  • paint needed: 114 bottles

Step-by-step explanation:

The surface area of one cone with slant height s and radius r is ...

  SA = πr² +πrs = πr(r+s)

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  SA = (3.14)(4.2 cm)(4.2 cm + 10.2 cm) = 189.9072 cm²

The area of one ornament is the area of two cones:

  one ornament area = 2×189.9072 cm² ≈ 379.8 cm²

60 ornaments will be 120 cones, so will have a total surface area of ...

  total area = 120(189.9072 cm²) = 22,788.864 cm²

__

If one bottle of paint will cover 201 cm², then the number of bottles of paint required is ...

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5 0
3 years ago
Find the center-radius form of the equation of the circle described. Then graph the circle. Center (0,0), radius 8
Pani-rosa [81]
If the center is (0, 0), then there is no side to side or up or down motion. The center is at the origin. The standard form of a circle is (x-h)^2 + (y-k)^2 = r^2. Your h and your k are both 0's, so just fill in and square the radius:
x^2 + y^2 = 64
7 0
3 years ago
A population of kangaroos is growing at a rate of 2% per year, compounded continuously. If the rate continues, how many years wi
OlgaM077 [116]

Answer:

75 years.

Step-by-step explanation:

Divide 150 by 2, that gives you the years.

3 0
3 years ago
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