the average age of consisting doctors and lawyers is 40. if the doctors average age is 35 and the lawyers average age is 50 find the ratio of the number of doctors to the number of lawyers?
Answers
Answered by
1
Answer:
let the number of doctors is x and number of lawyers is y.
sum of age of doctors be s and sum of age of lawyers be r.
∴
x
s
=35
y
r
=50
(x+y)
(s+r)
=40
35x+50y=40x+40y
5x=10y
y
x
=2:1
Similar questions