ECZ 2017 · GCE Paper 1 — Approximations
A bag of potatoes has mass (15.4 ± 0.05) kg. Write down the relative error of the mass, as a fraction, in its simplest form.
- A. 1154
- B. 1616
- C. 1308
- D. 13080
Verified working — step 1
Relative error = absolute error ÷ measurement = 0.0515.4= 51540= …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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