43. 5 years ago, Amita was thrice as old as her brother, now the difference of their ages is 16. Find theirpresent ages.
[Hint: x-5-3(-5) and x- y16]
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Answer:
let the age of amit=x
" " " " " his brother=y
acc. to question
x=3y________eq.1
then x-y=16______eq.2
putting x =3y in eq.2
3y-y=16
2y =16
y=8
therethereput y=8 in eq.1
x=3×8
x=24yeathen there present ages are x=24 and y=8
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