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The sum of the reciprocals of Rehman’s ages, (in years) 3 years ago and 5 years from now is 1/3 Find his present age.

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Let Rehman's present age be x So before 3 years age=(x-3) years His age after 5 years= (x+5) years So a/c to given data x(x-7)+3(x-7)=0 (x-7)(x+3)=0 So, x=7 or -3 Age can not be negative soRehman's present age is 7 years.
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Let Rehman's present age be x

So before 3 years age=(x-3) years

His age after 5 years= (x+5) years

So a/c to given data

 

 

 

 

x(x-7)+3(x-7)=0

(x-7)(x+3)=0

So, x=7 or -3

Age can not be negative soRehman's present age is 7 years.

 

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7 years
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Present age is 7 years
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Rehman's age=7 years
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