Question

Roberts father is 4 times as old as Robert. After 5 years, father will be three times as old as Robert. Find their present age.

Answer 1

Answer:

10yrs and 40yrs

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Answer 2

Answer:let's consider age of Robert as x

Age of father as 4x.

After 5 years, the father's age becomes 3x.

4x+5=3x

X=5

=》Robert's age = x=5,Father's age =4x=4(5)=20