The average age of three boys is 15 years and their ages are in proportion 3:5:7. What is the age in years of the youngest boy? A.15 B.9 C.18 D.21 Answer and Feedback Answer:B Feedback:3x + 5x + 7x = 45 x =3 3x = 9 do you want? view more test Xem thêm Share this post Some other questions you may be interested in. Which Jackson did Terrence Howard play in The Jacksons: An American Dream? At the age of 3, Terrence Howard witnessed his mother stab a man in self defense. Film and stage actor Terrence Howard was born on January 17, 1969. What was Ben Stiller mostly interested in when he was a child? In what 1987 Steven Spielberg movie did Ben Stiller play a small part? Ben Stiller made a short movie about this huge music legend after he left the Saturday Night Live show in 1989. What 1994 movie was Ben Stillers directorial debut? What actress did Ben Stiller date before he married Christine Taylor in 2000? What name did Ben Stiller and his wife Christine Taylor give to their first-born child? What animal does Ben Stillers character claim he has milked in the 2000 comedy movie Meet the Parents ?
