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BabaBlast [244]
2 years ago
4

Someone please help me will mark BRIANLIEST

Mathematics
1 answer:
Brrunno [24]2 years ago
6 0
1. 44/100=176/400=220/500
2. 5/7=10/14=30/42
3. 7/9=35/45=49/63
4.3/6=9/18=6/12
5. 2/3=20/30=8/12
6. 2/8=4/16=14/56
7. 1/5=8/40=4/20
8. 43/50=344/400=215/250
9. 1/2=7/14=6/12
10. 1/5=7/35=2/10
11. 5/10=25/50=50/100
12. 1/4=3/12=2/8
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The ability to examine the variability of a solution due to changes in the formulation of a problem is an important part of the
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Answer:

sensitivity analysis

Step-by-step explanation:

The ability to examine the variability of a solution due to changes in the formulation of a problem is an important part of the analysis of the results. This type of analysis is called Sensitivity analysis.

It helps us figure out the robustness of a system or model in the presence of an uncertainty

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2 years ago
What is the additive identity of the complex number 14 + 5i?
Naddika [18.5K]

Answer: B) 0


Step-by-step explanation:

1. When you add complex numbers you must add the whole parts and then the imaginary parts.

2. One of the properties of complex numbers is called "Additive identity" which is represented by:

0+0i

3. Then, for the complex number 14+5i, you have:

(14+5i)+(0+0i)=(14+0)+(5+0)i=14+5i

4. Therefore, the answer is the option B.

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2 years ago
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A man is in a boat that is floating 175 feet from the base of a 200 foot cliff. What is the angle of depression between the clif
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Answer:

The of depression between the cliff and the boat is 48.74 degrees.

Step-by-step explanation:

We have,

Height of the cliff is 200 foot

Distance of boat from the cliff is 175 feet

It is required to find the angle of depression between the cliff and the boat.

Here, 200 foot is perpendicular distance and 175 is base.

Using trigonometry :

\tan\theta=\dfrac{P}{B}\\\\\tan\theta=\dfrac{200}{175}\\\\\theta=\tan^{-1}(1.14)\\\\\theta=48.74^{\circ}

So, the of depression between the cliff and the boat is 48.74 degrees.

8 0
2 years ago
HELP PLEASE!! The cost to fill a car's tank with gas and get a car wash is a linear function of the capacity of the tank. The co
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The equation would be y=2.10x+3.25!


Also know as A lol


If you plug in 9 as x and add 3.25 it is an easy way to check the answers for further questions!


Have a good day! :-)


If it is not correct or doesn't look quite right or needs to show proof please comment!


6 0
2 years ago
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Amy and two of her friends eat lunch at a restaurant. Their bill, including tax, comes to $27.63. They decide to split the bill
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Answer:

Step-by-step explanation:

$27.63 / 2 = $13.82

$13.82 * 0.20 = $2.76

$13.82 + $2.76 = $16.58

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2 years ago
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