The sum of reciprocals of Rehman's age three years and 5 years ago is 1/3. Find his present age.
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The sum of reciprocals of Rehman's age three years and 5 years ago is 1/3. Find his present age.
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HEYA!!!Here is your answer :
Let ,
the present age of Rehman be x years
Before 3 years age of Rehman = ( x -3) years
After 3 years age of Rehman = ( x +5) years
Reciprocal of age of Rehman = 1/3
ATP,
The age will not be negative so, the present age of Rehman is 7 years..
HOPE THIS HELPS U.
Verified answer
Hi Rehan ,Let the age of Rehman be 'x'
So his age before 3 years is ' ( x - 3 ) '
And after 5 years is ' ( x + 5 ) '
Sum of its reciprocals is ⅓
so...
Age can't be in negative
So Rehman's age is 7
Hope it helps
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