11-05-2017
Mathematics

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Someone please help me with this

Someone please help me with this class=

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Аноним Аноним

11-05-2017

Set a proportion:
21/27=7/x
x=9
Answer: C

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izzybizzywizzy izzybizzywizzy

11-05-2017

The answer is C.9
You cross mutiply 27 x 7 =187
then divide 187 divided by 21 = 9

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