Ken weighs *b* kg while Billy weighs 6*d* kg.

- Find the average mass of each boy in terms of
*b*and*d*. - If
*b*= 25 and*d*= 12, find the average mass of each boy. Express your answer in decimal.

2 m

- Find the average mass of each boy in terms of
*b*and*d*. - If
*b*= 25 and*d*= 12, find the average mass of each boy. Express your answer in decimal.

(2 m)

- Find the average mass of each boy in terms of
*b*and*d*. - If
*b*= 25 and*d*= 12, find the average mass of each boy. Express your answer in decimal.

(2 m)

- Find the average mass of each boy in terms of
*b*and*d*. - If
*b*= 25 and*d*= 12, find the average mass of each boy. Express your answer in decimal.