When the square of a certain number is diminished by 9 times the number the result is 36. find the number.

What is the smallest integer n such that n\sqrt{2} is greater than 20

Which inequality is equivalent to -3x < -12? x < 4 , x < -4 , x > 4, x > -4

Jose is going to use a random number generator 500500 times. each time he uses it, he will get a 1, 2, 3,1,2,3, or 44.