Respuesta :

Well, 
30%=0.3

70•0.3=21

so 30% of 70 is 21

Let's set up a proportion

[tex] \frac{x}{70} \frac{30}{100} [/tex]

Then solve for x:

30 x 70 = 2100

2100/100 = 21

The answer is 21

Hopefully this helps! If you have any more questions or don't understand, feel free to DM me, and I'll get back to you ASAP! :)

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