28% of what number is 21.

1 answer:

4 0

Answer:

i think it´s 75..

Step-by-step explanation:

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Yuri [45]

$x^2-25=0\\
x^2=25\\
x=\sqrt{25}\\ x=-5 \vee x=5$

or

$x^2-25=0\\
(x+5)(x-5)=0\\
x=-5 \vee x=5
$

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lina2011 [118]

The answer to this problem is 5 units^2

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inysia [295]

The Exact answer is 12.80625, Rounded to the tenth is 12.8

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3 years ago

Damm [24]

Answer:

$45

Step-by-step explanation:

60/4=15 15x3(75%)=45

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3 years ago

34kurt

There are 6 bushels and 6 pounds of apples..

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3 years ago

28% of what number is 21.​