Math, asked by mohapatraumakanta32, 7 months ago

What is 30% of a number
whose 120% is 108?​

Answers

Answered by sasikiran26
0

Step-by-step explanation:

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Attachments:
Answered by muskan91010
0

Step-by-step explanation:

Explanation:

If we choose

n

as the number, we can write an equation:

30

%

of

n

=

120

now solve for

n

30

100

×

n

=

120

n

=

120

×

100

30

n

=

400

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Or we can write equivalent fractions for the numbers and percentages as a direct proportion:

if

120

is

30

%

, then what number will be

100

%

?

120

30

=

x

100

numbers

percents

30

x

=

120

×

100

cross multiply to get this

x

=

120

×

100

30

x

=

400

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