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777dan777 [17]
3 years ago
15

25% of 400 is equal to 20% of What?

Mathematics
1 answer:
Bess [88]3 years ago
8 0

Here is your answer:

First find 25% of 400:

  • 400/x=100/25
  • (400/x)*x=
  • (100/25)*x
  • x 400=4*
  • 400/4=x  
  • 100=x  
  • x=100

The answer is "500."

  • 100 ÷ 20%
  • 100 ÷ (20 ÷ 100) =
  • (100 × 100) ÷ 20 =
  • 10,000 ÷ 20 =
  • = 500

Hope this helps!

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If anyone can give an explanation with how to do this it would be nice, the modules on this homework application aren't cutting
pshichka [43]

Answer:

Step-by-step explanation:

The given H(x) = √(2 - 2x^2) can be decomposed as follows:  2 - 2x^2 is g(x), the input to f(x), which in turn is f(x) = √x.

Thus, f(x) = √x is the first function.  Here the input is simply x.

g(x) = 2 - 2x^2 is the second function.  We use this function now as the input to f(x).  These operations create the new function H(x) = (f°g)(x) = √(2 - 2x^2).

In summary:

f(x) = √x

g(x) = 2 - 2x^2

4 0
3 years ago
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madreJ [45]
2x+2≥20
2x≥18
x≥9

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please ask if you need more information or clarification
5 0
3 years ago
Dante has been weightlifting according to a chart for the past 3 days. Today is the fourth day and he accidentally tore off the
luda_lava [24]

Answer: 100

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3 0
3 years ago
438 people signed up for a city soccer league. the league places 15 people on each team. How many teams are there?
Lisa [10]
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7 0
3 years ago
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Lesechka [4]
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for the next substitute y with 2,
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then plot the points on the graph
5 0
3 years ago
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