If 1 is added to the denominator of fraction, the fraction becomes
1/2. If 1 is added to the numerator, the fraction becomes 1. The fraction is	Choose the correct choice from the following choices: A) 4/7 B) 5/9 C) 2/3 D) 10/11 E) None of these
Explanation:   Let the required fraction be a/b. Then   ⇒a/b+1=1/2⇒2a–b=1 ---- (1)   ⇒a+1/b=1⇒a–b=–1⇒a–b=–1 ------- (2)   Solving (1) &amp; (2) we get a = 2, b=3   Fraction = a/b=2/3   2/3orrect Option: 2/3
<result>C</result>
If 1 is added to the denominator of fraction, the fraction becomes
1/2. If 1 is added to the numerator, the fraction becomes 1. The fraction is