self Maths Puzzle

Father age is 5 years more than twice his son age.5 years ago, father age was 3 times his sons age.Find the present age of the father

Read Solution (Total 1)

35 years
If present age of father=x & son=y
I) x=2y+5 or x-2y=5 ---(i)
II) x-5=3(y-5) or x-3y=-10 ---(ii)
Solving (i) & (ii), y=15 , x=35
11 years agoHelpfull: Yes(0) No(0)

self Other Question

H.C.F. of two numbers is 16. Which one of the following can never be their L.C.M
a) 32
b) 80
c) 64
d) 60 at the end of hockey season, every player had score a prime no. of goals & the avrage of 11 player was also a prime no,
no 2 player make same no of gals,nobody had scored more than 45 gaols

than average of total goal scored ?