A man's age is 125% of what it was 10 years ago, but 83 X 1/3% of what it will be after 10years. What is his present age?
Select
A) 20  B) 60  C) 50  D) 70  E) 80
50   50   Let the age before 10 years =x Then,   125x/100=x+10   ⇒125x=100x+1000   ⇒x=1000/25= 
<gadget id="calculator">1000/25</gadget>
<output>40</output>
40   Present age=x+10=40+10= 
<gadget id="calculator">40+10</gadget>
<output>50</output>
50
<result>C</result>
A man's age is 125% of what it was 10 years ago, but 83 X 1/3% of what it will be after 10years. What is his present age?