If n/6, n/8 and n/9 are all integers, then n must be divisible by ______.
Let Ω p be defined as p2/3-p for all positive integers, p. If Ωn = s, and s is a positive integer, which of the following is a possible value for s?
If x and y are nonzero integers, is
an integer?
(1) x = 5
(2) y = x
If a and b are distinct integers such that ab<1 and b≠0, what is the greatest possible value of a/b?
____
How many different positive integers are factors of 342?
s and t are positive integers whose average (arithmetic mean) is 9. If s < t, what is the median of all possible values of s?
If a and b are positive integers such that (a-4)(b-5) = 0, what is the least possible value of a + b?
The sum of the odd integers between 80 and 90 is what fraction of the sum of the integers between 80 and 90 (inclusive)?
How many positive integers less than 70 are equal to the product of a positive multiple of 5 and an even number?
What is the average (arithmetic mean) of 8 consecutive odd integers if the smallest of those integers is n?