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Rainbow [258]
3 years ago
15

At a pizza resturant they have a choice of 20 toppings. If a customer choosea two topping pizza find the probability that they o

rdered a pepperoni and sausage
Mathematics
1 answer:
Naddika [18.5K]3 years ago
3 0

Answer: The probability is 1/190 = 0.005

Step-by-step explanation:

The probability of ordering two specific toppings out of 20 is:

For the first selection he can order 2 of them, peperoni or sausage, so the probability for the first selection is 2/20 = 1/10 (the number of correct options divided by the total number of options)

For the second selection we have only one option, because we assume that the other one was selected previously, here we also had a total of 19 toppings because one already was selected, the probability in this selection is 1/19.

The joint probability is equal to the product of those two probabilities:

P = (1/19)*(1/10) = 1/190 = 0.005

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A cylinder has 18 inch diameter and is 15 inches tall it is filled to the top with water a 6 inch diameter ball is in place with
k0ka [10]

Answer: 1,179\pi\ in^3

Step-by-step explanation:

The volume of a cylinder can be calculated with the following formula:

V=\pi r^2h

Where "r" is the radius and "h" is the height.

The volume of a sphere can be found with this formula:

V=\frac{4}{3}\pi  r^3

Where "r" is the radius.

Then, volume of the empty cylinder is:

V_c=\pi (\frac{18\ in}{2})^2(15\ in)\\\\V_c=1,215\pi \ in^3

And the volume of the ball is:

V_b=\frac{4}{3}\pi  (\frac{6\ in}{2})^3\\\\V_b=36\pi \ in^3

 Finally, you need to subtract them in order to calculate how much water is in the cylinder:

1,215\pi \ in^3-36\pi \ in^3=1,179\pi\ in^3

7 0
3 years ago
Read 2 more answers
Can anyone answer this for me please?​
uysha [10]

Answer:

The 2nd and last options.

Step-by-step explanation:

By looking at the table we know that the 2nd one is an answer for sure.

Also by looking at the table we know that the 3rd and 4th are not true.

put in -1/2 in the function to see if you get -2

1/2(-1/2)+3/2

-1/4+3/2

-1/4+6/4

5/4

So The first one doesn't work either.

Now the last one:

1/2(4)+3/2

4/2+3/2

7/2

So the last one works too.

Hope this helps :)

5 0
3 years ago
A man that is 6 ft tall casts a shadow that is 4 ft long . He is standing next to a tree that is casting a shadow that is 12 ft
Sunny_sXe [5.5K]

Answer:

The tree is 18ft tall

Explanation:

Shadow = Real

4ft = 6ft(man)

1ft = 1.5ft

Let tree = yft

12 = y

y = 12 × 1.5

= 18ft

(Correct me if i am wrong)

7 0
3 years ago
How do you write 0.000565 in scientific notation?
MA_775_DIABLO [31]
It would be written as:

5.65 *10^-4

Remember, when writing scientific notation for a decimal, the power of 10 is always negative. In this case, since we're basically moving the decimal point for places to the right, the power of 10 is -4

Hope this helped! :)
7 0
3 years ago
You need to arrange sevenseven of your favorite books along a small shelf. How many different ways can you arrange the​ books, a
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7 0
3 years ago
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