Question

a man is thrice as old as his son after 12 years he will be twice as old as his son at that time . find their present ages

Answer 1

Let the present age of man be x
&the son be y
A. T. Q
x=3y.......... a
x+12=2(y+12)
x+12=2y+24
x-2y+12-24
x-2y-12......... b
putting value of x in eq b.
3y-2y=12
y=12
x=3y
=3*12
=36
the present age of man=36
&the son=12

Answer 2

Answer:

Step-by-step :

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