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garik1379 [7]
3 years ago
13

There were 81 elk introduced in Missouri in 2012. In 2018, there are about 170 adults. If the population continues to grow linea

rly at this rate, what will the population be in 2020?
Mathematics
1 answer:
Elza [17]3 years ago
5 0

Answer:

there will be 259 elk

Step-by-step explanation:

You might be interested in
A TV studio has brought in 8 boy kittens and 10 girl kittens for a cat food commercial.
kondor19780726 [428]

Answer:

0.323 = 32.3% probability that the director chooses 3 boy kittens and 5 girl kittens.

Step-by-step explanation:

The kittens are chosen without replacement, which means that the hypergeometric distribution is used to solve this question.

Hypergeometric distribution:

The probability of x sucesses is given by the following formula:

P(X = x) = h(x,N,n,k) = \frac{C_{k,x}*C_{N-k,n-x}}{C_{N,n}}

In which:

x is the number of sucesses.

N is the size of the population.

n is the size of the sample.

k is the total number of desired outcomes.

Combinations formula:

C_{n,x} is the number of different combinations of x objects from a set of n elements, given by the following formula.

C_{n,x} = \frac{n!}{x!(n-x)!}

A TV studio has brought in 8 boy kittens and 10 girl kittens for a cat food commercial.

This means that N = 8 + 10 = 18

We want 3 boys, so k = 8

The director is going to choose 8 of these kittens at random to be in the commercial.

This means that n = 8

What is the probability that the director chooses 3 boy kittens and 5 girl kittens?

This is P(X = 3).

P(X = x) = h(x,N,n,k) = \frac{C_{k,x}*C_{N-k,n-x}}{C_{N,n}}

P(X = 3) = h(3,18,8,8) = \frac{C_{8,3}*C_{10,5}}{C_{18,8}} = 0.323

0.323 = 32.3% probability that the director chooses 3 boy kittens and 5 girl kittens.

3 0
3 years ago
Under her cell phone plan, Janelys pays a flat cost of $46.50 per month and $5 per gigabyte. She wants to keep her bill under $7
allsm [11]

Answer:

Less than 4.70 GB

Step-by-step explanation:

Let x = # of GB that Janelys uses that month. Since Janelys wants to pay less than $70 given that the flat rate for subscribing to that company's data per month is $46.50 and each GB costs $5 to use, the inequality can be written as:

5x + 46.50 < 70

5x < 23.50                        Subtract $45.60 from each side.

x < 4.70 GB                       Divide 5 from each side.

Thus, (if it is whole numbers) Janelys can use 4 GB while staying within her budget or (if decimals are fine) anything less than 4.70 GB. Hope this helped! :D

8 0
3 years ago
Long division 12p^5+20p^4+18p^2+45p+25/3p+5
lina2011 [118]

Answer:

4p^4+6p+5

Step-by-step explanation:

Given

\frac{12p^5+20p^4+18p^2+45^p+25}{3p+5}

Step 1:

Now Dividing the above Equation our first quotient will be 4p^4 and First remainder will be 18p^2+45p

Step 2:

Now Dividing the First remainder 18p^2+45p with 3p+5

now our second Quotient will be 4p^4+6p and Second remainder will be 15p+25

Step 3:

Now Dividing Second remainder 15p+25 with 3p+5

now our third Quotient will be 4p^4+6p +5 and Remainder will be 0.

\therefore Our Final Answer is 4p^4+6p +5 with remainder 0

4 0
3 years ago
Camman help me hehehehehheheheh
nordsb [41]

On this one I am just going to do the problems and not write "Answer: whatever" at the end. It's your job to read and understand what I wrote and extract the answer from it.


2 \frac 3 4 \text{ cups} \times \dfrac{1 \textrm{ dumpling}}{ \frac 3 {16} \textrm{ cup}} = \frac{11}{4} \times \frac{16}{3} = \frac{44}{3} = 14 \frac 2 3 \textrm{ dumplings}


We're asked for how many whole dumplings, so that's 14.


x + 8.63 = 11.001


x = 11.001 - 8.63 = 2.371


\text{area} = \textrm{base} \times \textrm{height} = 5 \frac 1 4 \times 4 \frac 1 5 = \frac {21}{4} \times \frac{21}{5} = \frac{441}{20} \textrm{ sq in} = 22 \frac 1 {20} \textrm{ sq in}



6 0
3 years ago
Write three ratios equivalent to the ratio described in each situation. The ratio of boys to girls on the bus is 20/15
elena-s [515]
It would be any of these:
4/3, 8/6, 12/9
7 0
3 years ago
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