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Reil [10]
3 years ago
11

Use the following sequence to:

Mathematics
1 answer:
Leona [35]3 years ago
4 0

Step-by-step explanation:

A) d = a2-a1 = 5-9 = - 4

_________________

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Which number should come next in the series?<br> 1 - 1 - 2 - 3 - 5 - 8 - 13
Darya [45]
This is part of the Fibonacci sequence. The next number is 21. Look at how much each number increases and the number before it.

1+1=2 (the number after 1 and 1)
1+2=3 (the number after 1 and 2)
2+3=5 (the number after 2 and 3)

So to solve we add 13+8=21
8 0
4 years ago
A whale costs $14700 and depreciates in value by 8% per year. When will the whale be worth $100
sammy [17]

Answer:

x = 60

Step-by-step explanation:

The question is asking

$14,700 * (1 - 8%)^x = $100

$14,700 * (1 - 0.08)^x = $100

$14,700 * (0.92)^x = $100

(0.92)^x = $100/$14,700

log(0.92^x) = log($100/$14,700)

x * log(0.92) = log(0.0068027)

x = log(0.0068027)/log(0.92)

x = 59.85

Since this question is asking in terms of years, we always round up (in this case to 60), as it won't fully be worth $100 by the beginning of the 59th year.

3 0
3 years ago
a salesperson sells $2700 in merchandise and earns a commission of $351 what is the commission rate in percentages?
GaryK [48]

Answer:

Commision rate 13%

Explanation:

The commission rate is equal to the commission as a percent of sells.

Now in our case,

sells = $2700

commission = $351

Therefore, the commission rate is equal to

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6 0
1 year ago
Rotate the cracker either 90 degrees or 180 degrees and either CW or CCW around each of the three points A, B, C. When does the
almond37 [142]
I need a picture so that I could see the diagram
3 0
3 years ago
Help! Help! Help! Help!
alexgriva [62]
A. C(n)=10n+125

cost×number of buttons is equal to 10 cents times the number of buttons, plus the $125 cost of the button machine
6 0
3 years ago
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