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lana [24]
3 years ago
11

The points A, B, C, and D are on a number line, not necessarily in that order. If the distance between A and B is 18 and the dis

tance between C and D is 8, what is the distance between B and D?
Mathematics
1 answer:
alexandr402 [8]3 years ago
4 0

Answer:

  insufficient information

Step-by-step explanation:

If the order of the points is unknown, the distances AB and CD imply no particular distance for BD.

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A radioactive substance decays at a rate of 25% every 10 years. Which equation represents the amount of the substance (S) remain
Lelechka [254]

Answer:

y = 100 * (0.75)^{30

Step-by-step explanation:

Given

a =100 --- Initial Amount

r= 25\% every 10 years

Required

The remaining amount after 300 years

To do this, we make use of:

y = a(1 - r)^T

Where

r = decay rate

T = the period of decay

In 300 years, there are 30 periods of 10 years.

i.e.

T = \frac{300}{10}

T = 30

y = a(1 - r)^T

y = 100 * (1 - 25\%)^{30

y = 100 * (1 - 0.25)^{30

y = 100 * (0.75)^{30

3 0
3 years ago
Searches related to Elon sat on the dock with his fishing rod, when suddenly he felt the rod being pulled down! He reeled in his
Ray Of Light [21]
The graph is attached.

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To find how far the catch had to travel to reach the surface, we set up our equation as:
d = 0.1(35) 

This will tell us how much distance it traveled in 35 seconds.  0.1(35)=3.5, so the catch started 3.5m under water.  It then travels up at 0.1 m per second.

3 0
3 years ago
Ron has 2,500 pounds of horse feed to deliver. He wants to deliver an equal amount on each of 4 trips.
uysha [10]
4f=2500 because 4 trips from 2500 means f= \frac{2500}{4}.
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3 years ago
If a triangle has a 50° angle, what is the sum of the other two angles?
12345 [234]

Answer:

130

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8 0
3 years ago
How can I describe an angles measure
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The question is too general....but it could be acute, obtuse
3 0
4 years ago
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