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  • Mary has travelled half of a journey. She has gone 9km. H...
Multiple choice general knowledge math & puzzles

Mary has travelled half of a journey. She has gone 9km. How long is her journey?

  1. 16 km

  2. 18 miles

  3. 18 km

  4. 14 km

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

If half of the journey is 9 km, the full journey is 9 km * 2 = 18 km. Option 347367 is incorrect because it uses 'miles' instead of 'km', and the other options are incorrect multiples.

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