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Ravi’s father is three times as old as old as Ravi. If sum of their ages is 56 years, find their present ages. 9 added to twice a number gives 13. Find the number. Step by step explanation is required!! |
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Answer» Correct option isA5Let Ravi's present age be x YEARS.After 15 years, his age will be (x+15) years.It is GIVEN that after 15 years, Ravi's age will be FOUR times his present age.∴4x=x+15⇒4x−x=15⇒3x=15⇒x= 315 =5Hence, Ravi's present age is 5 years. |
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