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castortr0y [4]
3 years ago
12

PLEASE HELPPP pleaseee

Mathematics
1 answer:
erastovalidia [21]3 years ago
8 0
Ok so do you know how to do it?
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7.
Phoenix [80]

Answer:

hi sister

Step-by-step explanation:

Im also a girl teehee

3 0
3 years ago
How many items must she sell to break even?
nikklg [1K]

Answer:

20

Step-by-step explanation:

We have two simultaneous equations.

(1)  y = 2x + 50

(2) y = 4.5x

1. Subtract (1) from (2)

0 = 2.5x - 50

2. Add 50 to each side

2.5x = 50

3. Divide each side by 2.5

x = 20

Pilar must sell 20 items to break even.

8 0
3 years ago
Which of the following is equivalent to 3/33x^3y^6
sineoko [7]

Answer:

Step-by-step explanation: d

3 0
3 years ago
Ratios equivalent to 15:6?
erastovalidia [21]

Answer:

5:2

Step-by-step explanation:

divide then both my 3 to get 5 for 15 and 2 for 6

7 0
3 years ago
The Oriental Pearl Tower in Shanghai, China, is a 468-meter high tower with 11 spheres along the tower. Two spheres are larger t
Alexeev081 [22]

The approximate total volume of the two largest spheres on the Oriental Pearl Tower 113105.45 m³.

<h3 /><h3>How to find the volume of a sphere</h3>

The volume of the sphere is calculated as follows:

volume = 4 / 3 πr³

where

  • r = radius

The lower two larger spheres in the tower has a radius of 25 meters and 22.5 meters. Therefore, the total volume of the two largest sphere is as follows:

volume of lower sphere = 4 / 3 × 3.14 × 25³

volume of lower sphere = 196250 / 3

volume of lower sphere = 65416.6666667

volume of lower sphere = 65416.7 m³

volume of higher sphere = 4 / 3 × 3.14 × 22.5³

volume of higher sphere = 143066.25 / 3

volume of higher sphere = 47688.75

volume of higher sphere = 47688.8 m³

The approximate total volume = 65416.7 + 47688.8  = 113105.45 m³

learn more on sphere here: brainly.com/question/13833611

4 0
3 years ago
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