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777dan777 [17]
3 years ago
9

The class mark of the interval 100 to 120 is​

Mathematics
1 answer:
Afina-wow [57]3 years ago
7 0

Answer:

110

Step-by-step explanation:

= 120+100/2

=220/2

=110

CLASS MARK = HIGHEST OBSERVATION +LOWEST OBSERVATION BY 2

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In​ 2012, the population of a city was 6.38million. The exponential growth rate was 2.38​% per year.
Aleksandr-060686 [28]

The exponential growth function is P(t) = 6.38 million x (1.0238^t).

The population of the city in 2018 is 7.35 million.

The year the population would be 9 million is 14.46 years.

The doubling time is 29.12 years.

<h3>What is the exponential growth function?</h3>

FV = P (1 + r)^n

  • FV = Future population
  • P = Present population
  • R = rate of growth
  • N = number of years

6.38 million x (1.0238^t)

Population in 2018 = 6.38 million x (1.0238^6) = 7.35 million

Number of years when population would be 9 million : (In FV / PV) / r

(In 9 / 6.38) / 0.0238 = 14.46 years

Doubling time = In 2 / 0.0238 = 29.12 years

To learn more about exponential functions, please check: brainly.com/question/18760477

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2 years ago
What is the answer to thus problem
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The numerator is 16 and the denominator is 3.
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3 years ago
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A diver is 25 feet below sea level. An airplane is 1,000 feet above sea level. What is the distance between the diver and the ai
Andrei [34K]

Answer:

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3 years ago
If f(1)=4 and f(n) = 2f(n-1) + 3, then f(4)=
siniylev [52]
F(1)=4,f(2)=8,f(3)=16,f(4)=32
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3 years ago
Find the measure of the indicated angle to the nearest degree.<br> 8<br> 22<br> ?
Blizzard [7]

Answer:

21 degrees

Step-by-step explanation:

To find this, we are going to use the appropriate trigonometric ratio

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The trigonometric ratio that links the two is the sine

The sine is the ratio of the opposite to the hypotenuse

So, we have it that;

sine ? = 8/22

? = arc sine 8/22

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3 years ago
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