Test Index

WAEC Agriculture 2018 Paper

Question : 46

Total: 50

Price

(N)

Quantity demanded

(kg)

Solution:

Concept:

Percentage change compares the change in quantity demanded with the original quantity demanded.

Explanation:

At the original price of ₦12, quantity demanded is

200

kg.

At the new price of ₦8, quantity demanded is

240

kg.

Change in quantity demanded:

240 - 200 = 40

kg.

Percentage change in quantity demanded:

\text{Percentage change} = \frac{40}{200} \times 100 = 20.00\%

Answer:

20.00\%

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