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Grace [21]
3 years ago
15

You estimated that there are 18 cats in the neighborhood, but after counting the actual amount was 9 cats. What is the percent e

rror?
Mathematics
1 answer:
Setler [38]3 years ago
8 0

Answer:

50% error

Step-by-step explanation:

9/18=0.5

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Pensé dos números. Si los sumo obtengo 20. Si al doble del primer número le sumo 35 obtengo el segundo. ¿ qué número pensé?
SpyIntel [72]
For this case, the first thing we must do is define variables:
 x: first number
 y: second number
 We now write the system of equations:
 x + y = 20
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 Solving the system we have:
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 Answer:
 
The numbers are:
 
x = -5
 
y = 25
4 0
3 years ago
A mobile phone carrier charges an extra fee if a customer uses more than 500 minutes each month. Tom has already used 230 minute
mina [271]
I think it’s 230+x is greater than or equal to 500.
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7 0
3 years ago
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Alborosie
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8 0
3 years ago
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Write the fraction 9/54 in simplest form.​
slamgirl [31]

Answer:

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Step-by-step explanation:

Divide by 3

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1/6

5 0
3 years ago
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Find the area of a square with side length 4/5 yard.
BigorU [14]

Answer:

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Step-by-step explanation:

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6 0
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