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WAEC Agricultural Science 2021 Question 46

Question 46

Basic Agricultural Economics

The table below illustrates the supply schedule for maize.
Price (N) 24 — Quantity supplied 480 kg
Price (N) 16 — Quantity supplied 400 kg
The percentage change in quantity supplied for maize is

  1. A.16.7%.
  2. B.20%.
  3. C.80%.
  4. D.83.3%.
Show the answer and explanation

Answer: A (16.7%.)

Explanation

(480 − 400) ÷ 480 × 100 = 16.7%.