逻辑题

问题：

Merco has been in business longer than Nolen. Inc, Olean Industries was founded years before the Potter Company, and the Potter Company was started years after the Quarles Corporation. Nolen, Inc., and the Quarles Corporation were founded in the same year.

If the information above is true, which of the following must also be true?
(A) Olean Industries has been in business for more years than Merco.
(B) Olean Industries has been in business for more years than the Quarles Corporation.
(C) Nolen, Inc., has not been in business for as many years as Olean Industries.
(D) Merco has been in business for more years than the Potter Company.
(E) Nolen, Inc., has not been in business for as many years as the Potter Company.

答案：
using first letter of the company names .. its given that. Inequality is based on number of years in business
M>N
O>P
Q>P
N=Q
we can say 
M>Q>P
O>P
N=Q
we only only say D must be true and rest of the options are either false or may not be true

故答案是：D

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问题：

June is taller than Kristin.
Letty is taller than Maria.
Maria is shorter than Nancy.
Kristin and Nancy are exactly the same height.

If the information above is true, which of the following must also be true?



(A) Letty is taller than Nancy.

(B) Letty is taller than June.

(C) Kristin is shorter than Letty.

(D) June is taller than Maria.

(E) Kristin is shorter than Maria.

答案：

The equation can be setup as

J>K=N>M
L>M
But there is no relation between J, or L and K, N and L can be deduced.

(A) Letty is taller than Nancy.
As written this is not deducible.

(B) Letty is taller than June.
As written this is not deducible.

(C) Kristin is shorter than Letty.
As written this is not deducible.

(D) June is taller than Maria.
Yes it is deducible. As J > M.

(E) Kristin is shorter than Maria.
False. K>M and not shorter than M.

Answer D.