Take a number 'x' and follow these steps :
1. Find the sum of its digit
2. If the sum has only one digit , STOP
3. Else , go back to step 1 with the new number.
If x = 1684 ,what is the end result ?
Choose the correct choice from the following answers.
A) 19	B) 10	C) 1	D) 2	E) None of these
1+6+8+4= 
<gadget id="calculator">1+6+8+4</gadget>
<output>19</output>
19   sum=19 two digits   so go to step 1   1+9= 
<gadget id="calculator">1+9</gadget>
<output>10</output>
10 two digits   so go to step 1   1+0= 
<gadget id="calculator">1+0</gadget>
<output>1</output>
1   ANSWER:1
<result>C</result>
Take a number 'x' and follow these steps :
1. Find the sum of its digit
2. If the sum has only one digit , STOP
3. Else , go back to step 1 with the new number.
If x = 1684 ,what is the end result ?