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gtnhenbr [62]
4 years ago
11

A bike wheel has a radius of 13 inches.

Mathematics
2 answers:
alukav5142 [94]4 years ago
7 0
I honestly don’t know either hopefully someone can help us out !
Jlenok [28]4 years ago
5 0

Answer:

26π, 130π, 780π (inches)

Step-by-step explanation:

We first need to find how long the circumference of the circle is, since that is the part of a wheel that determines how far it will go. The formula to find the circumference is 2πr, where r is the radius. This formula is just something you have to remember, there is no way around it.

Now, applying the formula, we find that the diameter of the circle is 26π inches, which means that the bike will go 26π inches every rotation of the wheel.

To find the distance for 5 rotations, we multiply 26π by 5, getting 130π

Similarly, with 30 rotations, we get 26π*30=780π

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Answer:

Bus 1 is traveling faster.

Step-by-step explanation:

The information provided states that Bus 1 travels at 55 miles per hour. The graph shows that Bus 2 travels less than 50 miles per hour. This shows that Bus 1 travels more miles per hour.

Hope it helps!

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3 years ago
Please find the VOLUME of this figure... Write the formula and plug in the values... Write your answer with units and box your a
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Jack likes to go fishing. While waiting for the fishes to bite, he formulates the following model for the process: fishes bite a
gogolik [260]

Answer:

a) 0.122

b) 3.35 × 10⁻⁴

c) 0.1071

Step-by-step explanation:

Here we have the Poisson process given by

P(N(t) = k) = \frac{e^{-\lambda t} (\lambda t)^k }{k!}

Where:

λ = Rate = 4 bites/hour and

t = Length of time that is

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Where k = 6 fishes bites and t = 2 hours we have

P(N(2) = 6) = \frac{e^{-4 \times 2} (4 \times 2)^6 }{6!} = 0.122

b) The probability that he fails to catch any fishes during the first two hours is the probability t that he catches 0 fish as follows

P(N(2) = 0) = \frac{e^{-4 \times 2} (4 \times 2)^0 }{0!} = 3.35 \times 10^{-4}

(c) Here we have

P(N(2) = 6) =  0.122

For 1 fish caught in two times we have first time no fish and second time he caches a fish gives

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Step-by-step explanation:

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valentinak56 [21]

Answer:

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Step-by-step explanation:

hope this helps

Given

(3x² - 11x - 4) - (2x² - x - 6)

Distribute both parenthesis, noting the second is distributed by - 1

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= x² - 10x + 2 ←  this is a quadratic with 3 terms, thus trinomial → A

8 0
3 years ago
Read 2 more answers
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