1 1 vote A certain number when added to $50\%$ of itself is $27$. What is the number? $7$ $9$ $11$ $18$ Quantitative Aptitude nielit2016mar-scientistd quantitative-aptitude algebra + – Lakshman Bhaiya 12.2k points 2.0k views answer comment Share Follow Print 0 reply Please log in or register to add a comment.
Best answer 2 2 votes Let's call the unknown number $x$. $x+(50\%* x) = 27$ $\implies x+0.5x =27$ $\implies1.5x=27$ $\implies x=\frac{27}{1.5}$ $\implies x=18$ So option $(D)$ is correct. Hira Thakur answered May 28, 2020 • selected Jun 24, 2023 by Hira Thakur Hira Thakur 6.9k points comment Share Follow 0 reply Please log in or register to add a comment.