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Mice21 [21]
3 years ago
5

_______ % of 40 = 1% of 400 please do the calculation and explanation if you do this question I will mark you as brainliest

Mathematics
2 answers:
4vir4ik [10]3 years ago
4 0

Answer:

10%

Step-by-step explanation:

Let x be the percentage

\frac{x}{100} *40= \frac{1}{100} *400\\\frac{x}{10}  * 4=4\\ x=10*\frac{4}{4} \\x=10

kenny6666 [7]3 years ago
3 0

Answer:

Step-by-step explanation:

its 10

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2x – Зу = -1<br> + 3x+3y= 26<br> ОА. бу = 25<br> ОВ. 5х = 27<br> Ос. 5х = 25<br> OD. 5x - бу = -27
Brilliant_brown [7]

Answer:

C. 5x=25

Step-by-step explanation:

Given:

2x-3y=-1\\3x-3y=26

Add the two equations, we get

2x-3y+3x+3y=-1+26\\(2x+3x)+(-3y+3y)=25\\5x+0=25\\5x=25

Therefore, the correct option is option C.

5 0
3 years ago
30*x=204. What is x?
IgorC [24]

Answer: x = 6.8

or x = 102/15

Step-by-step explanation:

30x=204

204/30

simplify!

3 0
3 years ago
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hodyreva [135]

Answer:

1:2 and 4:6 which equal 3:10

Hope I Can Help!! :) Good Luck

5 0
3 years ago
Jan has a box of magnets. She finds 21 more magnets. She now has a total of 33 magnets. How many magnets did Jan have to start?
Monica [59]
The answer for this question is 12 magnets. Hope this helps!
3 0
3 years ago
Pls help with these questions I can give brainliest thank you all! 9 a and b
nata0808 [166]

Answer:

A. 8 1/4 * 11 1/2 * 14=1328 1/4 ft^2

OR

8 1/4 height times 11 1/2 width times 14 in length equals 1328 1/4 feet squared

B. 8 1/4 * 14 1/2 * 14=1674 3/4

OR

8 1/4 height times 11 1/2 width plus 3 so 14 1/2 width times 14 equals 1674 3/4 feet squared

Step-by-step explanation:

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3 years ago
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