A manâ€™s current age is (2/5) of the age of his father. After 10 years, he will be (1/2) of the age of his father. What is the age of father at now?	Choices:
A) 40	B) 45	C) 38	D) 50	E) 39
Let, fatherâ€™s current age is A years.   Then, Manâ€™s current age =[ (2/5)A ]years.   Therefore, [ (2/5)A + 10 ]= (1/2)(A + 10)   2(2A + 50) = 5(A + 10)   A = 50   50
<result>D</result>
A manâ€™s current age is (2/5) of the age of his father. After 10 years, he will be (1/2) of the age of his father. What is the age of father at now?