Data Sufficiency - New Problem, can anyone please assist?

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Is x/p*(p2 + q2 + r2) = xp + yq + zr ?

(1) q2 = r^2
(2) yq = zr

The options for data sufficiency are standard.
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by misterholmes » Fri Mar 15, 2013 1:46 am
Can I assume that by p2 you mean p squared?
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by aaggar7 » Fri Mar 15, 2013 2:02 am
Hi.I will go for E,because using both the options it can be concluded that y = z and q = r,but that is not sufficient.