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antiseptic1488 [7]
2 years ago
10

You were informed at the nursery that your peach tree will definitely bloom sometime between march 18 and march 30. assume that

the bloom times follow a continuous uniform distribution between these specified dates.
a. what is the probability that the tree does not bloom until march 25
b. what is the probability that the tree will bloom by march 20th
Mathematics
1 answer:
Vlad [161]2 years ago
7 0
a. 6/22 or 27.27% b. 3/22 or 13.63%
there are 22 days in the range from March 18th till March 30th. each day has a probability of 1/22. add all the days together in a range to find the probability of each. A. 25,26,27,28,29,30  is 6/22 dates. B. 18,19,20  is 3/22.
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Letitia is making a pizza that needs to cover 36 square inches. Give two possible sets of dimensions (length and width) that wil
german
Ok so assuming you ahve a rectangle (since you gave legnth and width)

area=legnth times width
perimiter=L+L+W+W=2L+2W=2(L+W)

area=36
some factors are
6 and 6
4 and 9
3 and 12
2 and 18
1 and 36
those are only whole numbers, but tat is for ease 

so add and mutliplyby 2 (preimiter

6 and 6, P=2(6+6)=24
4 and 9, P=2(4+9)=26
3 and 12, P=2(3+12)=30
2 and 18, P=2(2+18)=40
1 and 36, P=2(1+36=74







6 0
3 years ago
If 5/9 of a tank can be filled in 2 minutes, how many minutes will it take to fill the whole tank ? A) 2.4 minutes B) 2.8 minute
Rina8888 [55]

Answer:

D.

Step-by-step explanation:

Set this up as a ratio with #parts of tank on top and #minutes on the bottom and then solve it as a proportion with x being the unknown number of minutes in the second ratio.

\frac{\frac{5}{9} }{2}=\frac{1}{x}

Notice the 1 in the numerator of the second ratio.  This is because a whole tank is represented by 9/9 which is the same thing as 1.

Cross multiply to solve for x:

\frac{5}{9}x=2(1)

To solve for x we will multiply both sides by 9/5:

(\frac{9}{5})(\frac{5}{9})x=2(\frac{9}{5})

9/5 and 5/9 cancel each other out when multiplied leaving simply "x" on the left.  And multiplying on the right:

x=\frac{18}{5}

which divides to 3.6 minutes

6 0
2 years ago
Put in order from least to greatest: quart, pint, gallon, liter, cup
cricket20 [7]
From least to greatest
1) cup
2) pint
3) quart
4) liter
5) gallon


4 0
3 years ago
Write the ratio 28 to 56 in simplest form
Andre45 [30]
The ratio shown in fraction form would be; \frac{28}{56}

Now to convert it to its simplest form, you need to find their greatest common factor; (so in this case it would be 28...cause 28 goes into 56 evenly)
*Now divide both terms by 28

28 ÷ 28 = 1
56 ÷ 28 = 2
 
so your ratio 28 to 56 in simplest form is.. \frac{1}{2}
Hope this helps :)
6 0
3 years ago
Read 2 more answers
In the figure below, \overline{AD} AD start overline, A, D, end overline and \overline{BE} BE start overline, B, E, end overline
VLD [36.1K]

Answer:

<u>The measure of the arc CD = 64°</u>

Step-by-step explanation:

It is required to find the measure of the arc CD in degrees.

So, as shown at the graph

BE and AD are are diameters of circle P

And ∠APE is a right angle ⇒ ∠APE = 90°

So, BE⊥AD

And so, ∠BPE = 90° ⇒(1)

But it is given: ∠BPE = (33k-9)° ⇒(2)

From (1) and (2)

∴ 33k - 9 = 90

∴ 33k = 90 + 9 = 99

∴ k = 99/33 = 3

The measure of the arc CD = ∠CPD = 20k + 4

By substitution with k

<u>∴ The measure of the arc CD = 20*3 + 4 = 60 + 4 = 64°</u>

6 0
3 years ago
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