ECZ 2010 · O-Level Paper 1 — Probability

Originally there were 16 Sprite bottle tops in the bag. Find the total number of bottle tops that she had.

  • A. 64
  • B. 24
  • C. 32
  • D. 40

Verified working — step 1

The Sprite tops are 0.4 of the total, so total = 160.4= …

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Original examination question © Examinations Council of Zambia. Worked solution and commentary © G12 Titan — not to be reproduced without permission.

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