GRE Exam Logical Reasoning Logical Sequences

Each of the even-numbered terms in a certain sequence is formed by multiplying the preceding term by -1. Each of the odd-numbered terms in the sequence is formed by adding 3 to the preceding term. If the first term in the sequence is 3, then what is the 200th term ? A) -3 B) 0 C) 1 D) 3 E)1

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GRE Other Question

If |-3x+1| < 7, then which of the following represents all possible values of x ?
A) -2 < x B) -2 < x < 8/3 C) -2 ≤ x ≤ 8/3 D) x < -2 or x > 8/3 Patrick is building a garden in the shape of an isosceles triangle with one side of 10. If the perimeter of the garden is 32, which of the following is a possible area of the garden ? A)54 B)64 C)48 D)60 E)24