ECZ 2023 · O-Level Paper 1 — Approximations

In a practical examination, Nellie recorded the volume, v, of water as 6.4 litres correct to one decimal place. Complete the statement in the answer space below.

  • A. 6.4 ≤ v < 6.5
  • B. 6.3 ≤ v < 6.5
  • C. 6.35 ≤ v < 6.45
  • D. 6.35 < v ≤ 6.45

Verified working — step 1

6.4 litres correct to one decimal place has tolerance 0.05 litres.

The full step-by-step working and final answer are included with Premium — checked against ECZ marking standards.

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

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