Mike's age is 40 years. If he is 4 more than four times the age of his son, find the age of his son. Answers.
A) 20 years	B) 12 years	C) 16 years	D) 9 years	E) 14 years
Let Mike's son age be x.   4+ 4 x = 40   x = 9   Hence Mike's son age is 9 years   Answer : 9 years
<result>D</result>
Mike's age is 40 years. If he is 4 more than four times the age of his son, find the age of his son.