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Ne4ueva [31]
2 years ago
9

Helppppppppppppppppppppp!

Mathematics
1 answer:
In-s [12.5K]2 years ago
5 0

Answer:

1:3

Step-by-step explanation:

Since your scaling down you divide the smaller number by the larger number

7/21=1/3

=1:3

Hope this helps :)

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Find a ratio of 2 kg and 750 gram​
Reptile [31]

2 kg=2000 gram

The ratio of 2000 and 750 is

2000:750=400:150=80:30=8:3

Answer: The ratio is 8:3

4 0
3 years ago
The answer to all of these problems
-BARSIC- [3]
1) area of a cicular pool
area of a circle=πr^2   d=2.5 then r=2.5/2
A=3.14 *(2.5/2)^2
A=4.906m^2 A=4.9m^2

2) arae of a coin 
<span>(if i read it right d=15mm?)
</span>A=πr^2   d=15 then r=15/2
A=3.14*(15/2)^2 =176.6mm^2


Rest all are same problems u try to solve it
4 0
3 years ago
A quadrilateral has side lengths of 2x, (3x - 4), (2x - 3), and (x + 5). Find the<br> perimeter.
Shalnov [3]
Um i really do not know
7 0
3 years ago
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Jeff typed a 5-page term paper with 600 words per page. He typed an average of 40 words per minute. If he started typing at 8:15
Leno4ka [110]

Answer:

If Jeff is types 5 pages at 600 words per page, then he types 3,000 words (5 x 600).

So, if Jeff started typing at 8:15 am, he'd finish at 9:30 am.

Step-by-step explanation:

3 0
3 years ago
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How can you use models to explain why 3.1 = 3.10
Andrej [43]
3.1 is like a example when it is hiding a zero behind it and you find this when you do a math problem and you don't put zero in front of a number like 100-89 you don't write "011" so that is why it is like that
4 0
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