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Darya [45]
3 years ago
15

18 is 20% of what number

Mathematics
2 answers:
dybincka [34]3 years ago
7 0

Answer:

20%   of a number means  

20/100    of a number.  

20/100=0.2 we can say that  

 0.2

x

, where  

x

is a number we don't know,  

=

18

.

0.2

x

=

18

Divide both sides by  

0.2

.

x

=

90

We can check this by finding  

20 %

of  

90

and seeing that it is equal to  

18

.

90(0.2)=18

Step-by-step explanation:

Gre4nikov [31]3 years ago
5 0

Answer:

3.6 just trust me.

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Nesterboy [21]

Answer:

  5 : 3

Step-by-step explanation:

The odds in favor are ...

  P(red) : P(not red) = (5/8) : (1 -5/8) = (5/8) : (3/8) = 5 : 3

_____

<em>Comment on the problem statement</em>

"equally sized slices" and "probability of red is 5/8" seem contradictory. Possibly we're missing a description that says there are 8 slices, of which 5 are colored red?

4 0
3 years ago
Which is the simplified form of the expression ((x^-3)(y^2)/(x4)(y^6))^3​
AveGali [126]

Answer:

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Step-by-step explanation:

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3 years ago
A student is randomly selected at tech university. the probability of the student being female is 0.58, while the probability of
mylen [45]
A tree diagram that represents the problem is shown below

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3 0
3 years ago
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balandron [24]

Answer:

B. 7,596,288 ft³

Step-by-step explanation:

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6 0
4 years ago
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How do I solve: 15 - w/4 = 28 (this is 2 step equations)
kenny6666 [7]
First we need to isolate the variable so we add 15 to both sides which is
w/4=43  then we need to multiply by 4 to both sides so its 4w=172
then divide by 4 which is 43 so the answer is w=43
8 0
4 years ago
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