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nydimaria [60]
3 years ago
13

PLEASE HELP WILL MARK BRAINLIEST!!!!! +20 POINTS only answer number 25.

Mathematics
1 answer:
natima [27]3 years ago
5 0

Answer:

the one up: 21

the one down: 16

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Robin earned $4,320 in 9 weeks. How much did he earn working for a full year? (Assume Robin worked 50 weeks during the year.)
Lubov Fominskaja [6]

$24000

So, first you would find out how much Robin makes in 1 week by dividing 4320/9=480

Then, you would multiply this number by 50 since he is working 50 weeks. The answer would be $24000

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3 years ago
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The spheres are similar. The surface area of the blue sphere is 9160.9 square centimeters with a radius of 27cm. What is the sur
hram777 [196]

Answer:

The surface area of the red sphere is 452.4 cm²

Step-by-step explanation:

The question here is easy to calculate provided you understand it and apply the formula necessary for deriving the answer and it says that two spheres are similar. The surface area of the blue sphere is 9160.9 square centimeters with a radius of 27cm. What is the surface area of the red sphere with a radius of 6cm

Surface area of a sphere is given as 4 × pi × r²

And if we have he radius as 6 cm,we can then input the figured so as to get the surface area of this sphere.

Remember that pi= 22/7 or 3.142

4 × 22/7 × 6² = 452.4 cm²

7 0
3 years ago
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Write a simplified expression that represents the perimeter of a triangle who has a length of 7x + 5 and a width of 3x - 8.
tino4ka555 [31]

Answer:

The simplified expression would be 10x - 3

Step-by-step explanation:

add like terms.

7 0
3 years ago
A fair dice is rolled.
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1/6 chances, saying if the dice has 6 sides.
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3 years ago
An electronics store stocks a computer with a price of $800. during a promotion, the manager of the store offers a 30% discount
OLEGan [10]

Answer:

$560

Step-by-step explanation:

800/10 = 80

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2 years ago
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