If A`s salary is 20% less then B`s salary , by how much percent is B`s salary more than A`s ?  Choose one
A) 15% B) 41% C) 37% D) 25% E) 23%
Required percentage = [(20*100)/(100-20)= 
<gadget id="calculator">(20*100)/(100-20)</gadget>
<output>25</output>
25%.   Answer is 25%.
<result>D</result>
If A`s salary is 20% less then B`s salary , by how much percent is B`s salary more than A`s ?