Question

If $x$ is $90\%$ of $y,$ what per cent of $x$ is $y?$

• A. $90$
• B. $190$
• C. $101.1$
• D. $111.1$

Answer 1

The correct option is D $111.1$

Given $x$ is $90$% of $y$.

$\therefore x=90100y\therefore y=10090x\therefore y=1.1111xThusyis111.11$

Hence,

Option $D$ is correct answer.