Which of the fraction given below, when added to \frac{13}{5}, gives 1 ?

RRB Group D 15-Sep-2018 Shift 1 Solved Paper

Question : 29 of 100

Marks: +1, -0

Which of the fraction given below, when added to

\;{13}/{5},

gives

1 ?

Solution:

\;{13}/{5}+x=1

⇒ \;\; x=1-\;{13}/{5}=\;{5-13}/{5}=\;{-8}/{5}

\;\text " Which is equivalent to "\; \;{-48}/{30} \;\text " . "\;

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