ECZ 2017 · GCE Paper 1 — Approximations
A bag of potatoes has mass (15.4 ± 0.05) kg. Find the tolerance of this mass.
- A. 0.05 kg
- B. 0.1 kg
- C. 0.5 kg
- D. 0.025 kg
Verified working — step 1
Tolerance is the FULL width of the acceptable band - from the lowest limit to the highest - which is twice the ± value.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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