Number Properties

SAT: Number Properties Question

March 2, 2013 Number Properties

If j , k , and n are consecutive integers such that 0 < j<  k < n and the units (ones) digit of the product jn is 9, what is the units digit of k ? (A) 0 (B) 1 (C) 2 (D) 3 (E) 4

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SAT: Question of the DAY!!!

March 1, 2013 Number Properties

If p and n are integers such that p > n > 0 and p^2 –  n^2  = 12, which of the following can be the value of p – n? I. 1 II. 2 III. 4 (A) I only (B) II only (C) I and II only (D) II and III only (E) I, II, and […]

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SAT: Number Properties Question

February 27, 2013 Number Properties

If t is a number greater than 1, then t^ 2 is how much greater than t ? (A) 1 (B) 2 (C) t (D) t (t − 1) (E) (t − 1)(t + 1)

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SAT: Number Properties Question

February 21, 2013 Number Properties

The result when a number is divided by 2 is equal to the result when that same number is divided by 4. What is that number? (A) -4 (B) -2 (C) 0 (D) 2 (E) 4

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