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7nadin3 [17]
3 years ago
10

PLEASE HELP!!!

Mathematics
1 answer:
Lunna [17]3 years ago
8 0
(a) Use the exponential growth or decay model: A (t) = a (1 + r) t where: a = 80 (initial number of 80 animals) -3.5% = -0.035 (decay rate) t → ( number of time periods, years) Then the model is: A (t) = 80 (1 - 0.035) or A (t) = 80 (0.965) t
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10. Which of the following corresponds to the midpoint of the points A(-2, 5, -3) and B(7,-4, 10)
pochemuha

Answer:

Step-by-step explanation:

mid ~point~of~A(-2,5,-3)~and~B(7,-4,10) ~is~C(\frac{-2+7}{2} ,\frac{5-4}{2} ,\frac{-3+10}{2} )\\=(\frac{5}{2},\frac{1}{2}  ,\frac{7}{2} )

4 0
4 years ago
Kim eats 1/3 of an apple in 1/6 minute.How many minutes will it take
klio [65]

Answer:

0.5 or 3/6 min

Step-by-step explanation:

so

1/3= 1/6min or 10 sec

to finish the whole apple 3/3 is required

1 part is 10 sec, 3 parts will be 30 secs which is 0.5 /3/6 min.

hope this helps

3 0
3 years ago
If this is the graph of f(x)=a^(x+h)+k, then: <br> A. a&lt; 0<br> B. k&gt; 1<br> C. 0 D. a&gt; 1
lyudmila [28]

Answer:

Option D. is the right choice.

Step-by-step explanation:

D. a > 1 is the right answer.

Best Regards!

4 0
3 years ago
There are 250 economy class seats on board. The airline sells some economy class seats at a discount price of $440 in advance an
Drupady [299]

Answer:

Check the explanation

Step-by-step explanation:

Cost of over reserving full cost tickets, Co = $440 ( empty seats as we cannot get even the discounted revenue)

Cost of under reserving Cu = 770-440 = $330 ( because you sell more discounted tickets)

Now critical ratio = Cu / (Cu+Co) = 330/770 = 0.42857

Now for above critical ratio ,z = -0.18 ( refer standard normal distribution table)

Optimal protection level = mean +z*standard deviation = 100-0.18*25 = 95.5 = 96

The possible costs include: all the above. You may need to provide compensation to passenger and make alternative travel arrangements. Also passenger won't be happy by over booking and their will be loss of good will.

3 0
3 years ago
5 divided by 3 1/3, by lowest point
dem82 [27]

Answer:

1.42

Step-by-step explanation:

6 0
3 years ago
Read 2 more answers
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