Prove that

Question:

$0 . \overline{68}+0 . \overline{73}=?$

(a) $1 . \overline{41}$

(b) $1 . \overline{42}$

(c) $0 . \overline{141}$

(d) None of these

 

Solution:

(b) $1 . \overline{42}$

 

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