The number 219 can be written as sum of the squares of 3 different positive integers. What is the sum of these 3 different integers?
Select:	A) 20	B) 21	C) 19	D) 17	E) 15
sum of the squares of 3 different positive integers = 219   13^2 + 7^2 + 1^2 = 219   now,   sum of these 3 different integers = 13 + 7 + 1= 
<gadget id="calculator">13 + 7 + 1</gadget>
<output>21</output>
21   Ans - 21
<result>B</result>
The number 219 can be written as sum of the squares of 3 different positive integers. What is the sum of these 3 different integers?