Math problems from the *free* official practice tests and
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ChristineG189
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DS Question

by ChristineG189 Fri May 13, 2016 7:26 am

Please explain data suff problem #147 from OG 2016. I do not understand the explanation for answer 1 being correct. How does the hundreds digit of x equal the sum of z + y in all cases? What if the hundreds digits of y and z are both 5? Then the hundreds digit of x is 0, not the sum of z and y.
RonPurewal
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Re: DS Question

by RonPurewal Mon May 16, 2016 5:55 pm

please read the forum rules -- we can't discuss or reproduce OG problems on here (per the explicit request of GMAC). thanks.