ECZ 2017 · O-Level Paper 1 — Variation
It is given that t = kv². Using k = 4, find the value of t when v = 5.
- A. 20
- B. 40
- C. 100
- D. 400
Verified working — step 1
With k = 4 the rule is t = 4v². Putting v = 5: t = 4 × 5² = 4 × 25 = …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.
Have a different question?
Search it — if it is from a past paper or a school mock, chances are we have it worked out, or one that uses the same method.
Search any past-paper question