GMAT Question of the Day (Oct 4): Arithmetic and Sentence Correction

Math (PS)

A computer generated a sequence $A$ of numbers using the following formula:
$A_n = A_1 + (n-1)d$

$d$ is the common difference between any two consecutive terms of the sequence $A$

If the sum of the second and the fifth terms of the sequence is 8 and the sum of the third and the seventh terms is 14, what is the first term of the sequence?

(A) 3
(B) 2
(C) 1
(D) -1
(E) -3

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Verbal (SC)

The capital of Bosnia-Herzegovina, Sarajevo’s population on the eve of the First World War was 51,919.

(A) Bosnia-Herzegovina, Sarajevo’s population
(B) Bosnia-Herzegovina is Sarajevo, whose population
(C) Bosnia-Herzegovina is Sarajevo, with a population
(D) Bosnia-Herzegovina, Sarajevo having a population that
(E) Bosnia-Herzegovina, the population of Sarajevo

Answers to the questions: D, B
For explanations please see these threads: math and verbal

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GMAT Question of the Day (Oct 4): Arithmetic and Sentence Correction

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