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Paraphin [41]
3 years ago
9

An office remodeling project costs $15,880. If you pay $3,680

Mathematics
1 answer:
elena-s [515]3 years ago
5 0

Answer:

23.17%

Step-by-step explanation:

The project costs $15,880 of which you contributed $3,680. To know the percentage of how much you finance,

(amount paid / cost)*100%

= (3680/15880)*100%

= (0.231738035)*100%

= 23.1738035%

Thus the amount contributed is 23.17% of the cost.

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Christina used 7.36 cups of flour to bake 0.8 cakes. How much flour, on average, did she put in each cake?
olga2289 [7]

Answer:

5.8 cups of flours

Step-by-step explanation:

5 0
2 years ago
What conic section degenerates into a line?
andrew11 [14]
<h3>Answer: A) parabola</h3>

Some degenerate parabola cases form a single straight line, while other cases form one pair of parallel lines.

A degenerate hyperbola forms two lines that intersect at the vertex of the cone. We can rule out choice B.

A degenerate circle is a single point, so we can rule out choice C.

A degenerate ellipse is also a single point. Any circle is an ellipse (but not the other way around). We can rule out choice D.

5 0
3 years ago
Last year, the school library had a total of x books. Over the summer, the library acquired another 35 books and now has a total
ki77a [65]

Answer:

the equation is x= 2908

Step-by-step explanation:

you need to find the number of books they had by taking the new total and subtract it by the number they add and that would equal x in the problem

6 0
3 years ago
from the top of a tree the angle of depression of a rock on the ground is 49 degrees. If the tree is 18.5 m tall, how far is the
Rashid [163]

Answer:

Step-by-step explanation:

If you were to sit in the very top of said tree and look directly straight, your line of vision would be parallel to the ground. The angle of depression is in between your line of vision and the rock. When you look down at the rock, your line of vision to the rock is a transversal between the 2 parallel lines. With this being the case, the angle of depression is alternate interior with the angle made on the ground from the rock to the top of the tree. See the illustration I attached below.

We are looking for the distance on the ground between the tree and the rock, which we will call x. The side opposite the reference angle is the height of the tree and the side adjacent to the reference angle is x. Side opposite over side adjacent is the tangent ratio. Therefore,

tan(49)=\frac{18.5}{x} and

x=\frac{18.5}{tan(49)} and on your calculator in degree mode, you will find that

x = 16.08 m

Download docx
4 0
3 years ago
Order them from least to greatest
ella [17]
8/3, 30/7, 40/9, 21/4
7 0
3 years ago
Read 2 more answers
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