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PIT_PIT [208]
3 years ago
12

Need help asap thanks!!

Mathematics
1 answer:
Zigmanuir [339]3 years ago
6 0

I'm sure is true hopefully.

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~Please halp~ <br> Also drawings of mine UwU
liubo4ka [24]

Answer:

DAM.NNN U DREW DAT

Step-by-step explanation:

T.FFFF

3 and 5 are corresponding

6 0
3 years ago
An automobile insurance company divides customers into three categories, good risks, medium risks, and poor risks. Assume that 7
Gnom [1K]

Answer:

There is a 0.64% probability that the costumer has filed a claim.

Step-by-step explanation:

Probability:

What you want to happen is the desired outcome.

Everything that can happen iis the total outcomes.

The probability is the division of the number of possible outcomes by the number of total outcomes.

Our problem has these following probabilities:

-78% that a costumer is a good risk.

-20% that a costumer is a medium risk.

-2% that a costumer is a poor risk.

Also:

- 0.5% of a good risk costumer filling an accident claim

- 1% of a medium risk costumer filling an accident claim.

-2.5% of a poor risk costumer filling an accident claim.

The question is:

What is the probability that the customer has filed a claim?

P = P_[1} + P_{2} + P_{3}, in which:

-P_{1} is the probability that a good risk costumer is chosen and files a claim. This probability is: the probability of a good risk costumer being chosen multiplied by the probability that a good risk costumer files a claim. So:

P_[1} = 0.78*0.005 = 0.0039

-P_{2} is the probability that a medium risk costumer is chosen and files a claim. This probability is: the probability of a medium risk costumer being chosen multiplied by the probability that a medium risk costumer files a claim. So:

P_[2} = 0.20*0.01 = 0.002

-P_{3} is the probability that a poor risk costumer is chosen and files a claim. This probability is: the probability of a poor risk costumer being chosen multiplied by the probability that a poor risk costumer files a claim. So:

P_[3} = 0.02*0.025 = 0.0005

P = P_[1} + P_{2} + P_{3} = 0.0039 + 0.002 + 0.0005 = 0.0064

There is a 0.64% probability that the costumer has filed a claim.

4 0
3 years ago
Radium-228 has a half-life of 5.75 years. What is the decay rate for radium-228?
artcher [175]

Decay rate for Radium-228 is 0.01205

Step-by-step explanation:

The half life of radium-228 is 5.75 years. We need to find the decay rate for radium.

The formula used is:

ln\frac{N_o}{N_t}=-\lambda t

Where N₀ = amount of radioactive particles at time = 0

N_t = amount of radioactive particles are time (t)

λ = rate of decay constant

t = time

We are given half life so, \frac{N_o}{N_t}=0.5

t= 5.75 years

We need to find λ

Putting values in formula and solving:

ln\frac{N_o}{N_t}=-\lambda t

ln(0.5)=-\lambda *5.75\\-\lambda=\frac{ln(0.5)}{5.75}\\-\lambda=\frac{-0.69}{5.75}\\-\lambda=-0.1205\\\lambda=0.1205

So, Decay rate for Radium-228 is 0.01205.

Keywords: Decay Rate

Learn more about Decay Rate at:

  • brainly.com/question/4361464
  • brainly.com/question/8224301

#learnwithBrainly

3 0
4 years ago
A caterer needs to know the volume of the remaining cake to determine how many servings she has. What is the volume of
Sloan [31]

Answer:

288

Step-by-step explanation:

First you need to find the volume of the missing cake. 8*4*3=96

Then you need to fing the volume of the whole cake. 16*6*4=384

Then you subtract 96 from 384 and you get 288

7 0
4 years ago
I'M CLOSE TO BE DONEEEEEEEEE! HELP MEH! IF YOU'RE CORRECT YOU'LL GET BRAINLIEST!
Dvinal [7]

Answer:

mhm es la escuela media o secundaria? te puedo ayudar

3 0
3 years ago
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