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2015-11-16T08:12:55+05:30

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Let Banu's age=a; Binu's age =i
As per conditions,
a=i+20;

a+5=2(i+5)
or,i+20+5=2i+10
or,i+25=2i+10
or,2i-i=25-10
or,i=15

Therefore a=20+15
or, a=35

Banu's age=35 years
Binu's age =15 years
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2015-11-16T10:49:22+05:30

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Certified answers contain reliable, trustworthy information vouched for by a hand-picked team of experts. Brainly has millions of high quality answers, all of them carefully moderated by our most trusted community members, but certified answers are the finest of the finest.
Let banu age be x there4 
binu age =y 
there4 x=y+20
in 5 yrs.
ba age =x+5
bi age =y+5
according to ques,
x+5=2(y+5)
solving 
y=15 and x=35 



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