Maths Olympiad Prep

Library / /107 of 413

, 1998

Algebra Difficulty 1.0 Junior Find the answer Canada

If 1.2×1061.2 \times 10^6 is doubled, what is the result?

(A) 2.4×1062.4\times10^6 (B) 2.4×10122.4\times10^{12} (C) 2.4×1032.4\times10^3 (D) 1.2×10121.2\times10^{12} (E) 0.6×10120.6\times10^{12}

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.