What is the smallest positive integer x such that 180-x is the cube of a positive integer  Pick:	A) 50	B) 52	C) 60	D) 55	E) 12
Given 180-x is a perfect cube   so we will take 125= 5*5*5   180-x = 125   x =180-125= 
<gadget id="calculator">180-125</gadget>
<output>55</output>
55   correct option is 55
<result>D</result>
What is the smallest positive integer x such that 180-x is the cube of a positive integer