Question

Ram's present age is three times
his son's present age and twofifth of his father's present age.
The average of the present ages
of all of them is 46 years . Wha t
i s the difference between the
R a m ' s son' s present age and
Ram's father's present age ?

Answer 1

too much

Answer 2

Three equations and three variables. solve for them.

Answer 3

r=3s

Answer 4

thank u very much

Answer 5

\[
r = 3s \\
r = 2f/5\\
(s+r+f)/3 = 46
\]

Answer 6

s=r/3,f=5r/2 so 23r/6=46.
r=12 so12-36=24

Answer 7

http://www.wolframalpha.com/input/?i=r%3D3s%2Cr%3D2f%2F5%2C(s%2Br%2Bf)%2F3%3D46

Answer 8

thank u

Answer 9

the answer is 39