Library / /287 of 356

, 2005

Algebra Difficulty 2.0 Junior Find the answer Canada

Using an equal-armed balance, if $\square\square\square\square$ balances $\bigcirc\bigcirc$ and $\bigcirc\bigcirc\bigcirc$ balances $\triangle\triangle$ , which of the following would not balance $\triangle\bigcirc\square$ ?

(A) $\triangle\bigcirc\square$ (B) $\square\square\square\triangle$ (C) $\square\square\bigcirc\bigcirc$ (D) $\triangle\triangle\square$ (E) $\bigcirc\square\square\square\square$

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: CEMC, University of Waterloo, licensed CC-BY-NC-4.0. Statement reproduced verbatim; metadata (topic, difficulty) added by this project. Solutions are the publisher's, linked not copied.