A person distributed 10% of his income to his 2 children each. He deposited 20% of his income to his wife's account. He donated 10% of remaining amount to an orphan house.Finally he has $500. Find his total income?  Choose one:  A) $900  B) $1000  C) $1200  D) $1150  E) $1500
2 children got = 2*10= 
<gadget id="calculator">2*10</gadget>
<output>20</output>
20%   wife got= 20%   orphan house = 10%   total = 20+20+10= 
<gadget id="calculator">20+20+10</gadget>
<output>50</output>
50%   remaining= 100-50= 
<gadget id="calculator">100-50</gadget>
<output>50</output>
50%   50%= 500   100% = 500*100/50= 
<gadget id="calculator">500*100/50</gadget>
<output>1_000</output>
$1000   Answer is $1000
<result>B</result>
A person distributed 10% of his income to his 2 children each. He deposited 20% of his income to his wife's account. He donated 10% of remaining amount to an orphan house.Finally he has $500. Find his total income?