The average age of students of a class is 15.8 years. The average age of boys in the class is 16.4 years and that of girls is 15.4 years. The ratio of the number of boys to the number of girls in the class is

(a) 1 : 2 (b) 2 : 3 (c) 3 : 4 (d)3 : 5

The average age of students of a class is 15.8 years. The average age of boys in the class is 16.4 years and that of girls is 15.4 years. The ratio of the number of boys to the number of girls in the class is

(a) 1 : 2 (b) 2 : 3 (c) 3 : 4 (d)3 : 5

1 Answer

127 votes

Let the ratio be Then,

Required ratio = =2 : 3.

127 votes

127