Giving reasons, state the following statements are true or false:
(i) An increase in the price of Coke would result in decrease in the demand for Pepsi.
(ii) An increase in the price of sugar would result in an increase in the demand for tea.
An increase in the income of a consumer would result in an increase in demand for all types of goods that are demanded by a consumer.

Explanation

(i) False : Coke and Pepsi are substitute goods. An increase in the price of Coke would induce consumers to substitute Coke by Pepsi. Demand for Pepsi will increase.
(ii) False: Sugar and tea are complementary goods. An increase in price of sugar would make tea costlier. Hence, the demand for tea would decrease.
(iii) False : With the increase in income, the consumer.s demand for normal goods will increase. Demand for inferior goods may, in fact, fall.