If a and b are positive integers, is (a + b) prime?
What is the sum of all 3-digit positive integers such that all the digits of each of the number is even?
If y = (x - p)(x - q), is the sum of integers p and q positive?
In right triangle ABC, what is the ratio in which point D divides the hypotenuse AC? BD is perpendicular to AC.
What is the least number that when divided by 44 leaves a remainder 31, when divided by 56 leaves a remainder 43, and when divided by 32 leaves a remainder 19?
What is the value of (m + n) if m and n are positive integers?
If sets A and B have n elements each, are the ranges of the two sets equal?
What is the product of all the factors of the cube of a positive integer 'n' if the product of all the factors of square of n is n3?
How many even 3-digit positive integers with distinct digits are there?
If x and y are non-negative integers such that 4x + 7y = 68, how many values are possible for (x + y)?
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