Mr. Evans will states that each of his children will receive an equal share of his estate and that his grandchildren will split a portion of the estate that is equal to the share received by each of his children. If Mr. Evans has 4 children and 5 grandchildren, then approximately what percentage of Mr. Evans estate will each grandchild receive?  Choose the correct choice:
A) 20%  B) 17%  C) 4.0%  D) 3.3%  E) 2.8%
20/5= 
<gadget id="calculator">20/5</gadget>
<output>4</output>
4   Answer : 4.0%
<result>C</result>
Mr. Evans will states that each of his children will receive an equal share of his estate and that his grandchildren will split a portion of the estate that is equal to the share received by each of his children. If Mr. Evans has 4 children and 5 grandchildren, then approximately what percentage of Mr. Evans estate will each grandchild receive?