GRE Exam Numerical Ability Algebra

Find which quantity is greater
(a+b)² = 34
ab/2 =6
Quantity A: a²+b²
Quantity B: 11

A) Quantity B is greater
B) The relationship cannot be determined.
C) Quantity A is greater
D) The two quantities are equal.

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GRE Other Question

If a triangle ABC is equilateral and side AB has a length of s, then what is the area of triangle ABC in terms of s ? (A) 3s² (B) √3 s² (C) (√3/4) s² (D) s²/4 (E) (√3/2) s² When positive integer n is divided by 3, the remainder is 2. When n is divided by 7, the remainder is 5. How many values less than 100 can n take? (A) 0 (B) 2 (C) 3 (D) 4 (E) 5