Library / /12 of 121

, 2021

Algebra Difficulty 1.0 Junior Find the answer United Kingdom

The number $x$ has the following property: subtracting $\frac{1}{10}$ from $x$ gives the same result as multiplying $x$ by $\frac{1}{10}$ . What is the number $x$ ?

(A) $\frac{1}{100}$ (B) $\frac{1}{11}$ (C) $\frac{1}{10}$ (D) $\frac{11}{100}$ (E) $\frac{1}{9}$

Want a route through all this instead of an archive? The track puts 2,604 problems in a working order, from Junior Challenge level to the IMO shortlist.

Source: UK Mathematics Trust, licensed © UK Mathematics Trust; past papers published free at ukmt.org.uk. Statement reproduced verbatim; metadata (topic, difficulty) added by this project. Solutions are the publisher's, linked not copied.