ECZ 2020 · GCE Paper 1 — Computer and Calculator

Simple interest is given by the formula I = PTR100. Complete the flow chart in the answer space below for calculating simple interest.

Diagram for ECZ 2020 · GCE Paper 1
  • A. Input I; P = I*100TR
  • B. Input P, T and R; I = P*T*R100
  • C. Input P and R; I = P*R100
  • D. Input P, T and R; I = P+T+R100

Verified working — step 1

The input symbol must receive P, T and R.

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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