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What percent of 3x is 6y if x = 4y?

What percent of 3x is 6y if x = 4y?


(A) 50%
(B) ...
(C) ...
(D) ...
(E) ...

*This question is included in Nova Math - Diagnostic: Test / Review

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Replies to This Thread: 1 | ----
 
Posted: 12/28/2012 18:21
How would u do this?
Contributor
Reply 1 of 1
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Posted: 01/01/2013 19:36
What percentage of 3x is 6y, if x = 4y?

We take 3x and substitute x for 4y and get 3(4y) = 12y
We now have 12y and 6y, we can simplify this by dividing both by 6 and get 2y and y.
Thus what percentage of 2y is 1y?

Niels
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