Problem on market demand for chewing gum

The market demand for the chewing gum is as:

QG = 300 – 40PG – 8PS + 0.05I

Here:
QG = Quantity of gum demanded
PG = price of gum
PS = price of soda
I = average income in the market

Suppsoe that PG = $2, PS = $3, and I = $35

a. How much gum is required or demanded? 

b. Determine the cross-price elasticity of demand between soda and gum?

c. Are soda and gum complements or substitutes ? And how do you know? 

   Related Questions in Microeconomics

  • Q : Purely competitive firms in increasing

    When purely competitive firms operate within increasing cost industries, several: (1) individual firms’ supply curves should be horizontal. (2) firms should experience decreasing returns to scale at low output levels. (3) specia

  • Q : Opportunity Cost to the User An

    An opportunity cost to the user, although not to society as an entire, which would be the: (w) accounting profits realized by a firm of CPAs. (x) interest paid by a borrower for a bank loan. (y) rent paid by a sharecropper to a plantation owner. (z) m

  • Q : Find elastic demand when price and

    When the price of Kellogg's Corn Flakes goes up from $1.89 to $2.05 as well as quantity demanded changes from 250 to 210, in that case the demand for Kellogg's Corn Flakes: (w) unitary elastic. (x) relatively inelastic. (y) relatively

  • Q : Labor union and an unregulated public

    I have a problem in economics on Labor union and an unregulated public utility. Please help me in the following question. While comparing an influential labor union and an unregulated public utility firm like cable TV, both might: (1) Be considered as the monopolists.

  • Q : Economic growth Give the answer of

    Give the answer of following question. Economic growth is best defined as an increase in: A) either real GDP or real GDP per capita. B) nominal GDP. C) total consumption expenditures. D) wealth in the economy.

  • Q : Profits and Losses-Natural selection

    The Natural selection theory states that the manager’s failures to maximize the profits cause: (i) Firing of its managers. (ii) The firm’s collapse. (iii) Outside take-overs. (iv) All of the above. Can someone please he

  • Q : Firms and the Transaction Costs Can

    Can someone help me in finding out the right answer from the given options. The survival of all firms eventually depends on the capability to: (i) Decrease transaction costs to consumers. (ii) Produce economic gain. (iii) Maximize the value of output for given cost. (

  • Q : Disadvantage of sole proprietorships

    The disadvantage of both sole partnerships and proprietorships is that the: (i) Financial resources are generally more restricted than for a corporation. (ii) Income is subject to the double taxation. (iii) Principal-agent troubles are far less simple

  • Q : Intermediate Oligopoly Why is demand

    Why is demand curve is beneath oligopoly indeterminate (i.e., uncertain)? Answer: Demand curve is indeterminate since of price war among sellers.

  • Q : Problem on lower equilibrium price Can

    Can someone help me in finding out the right answer from the given options. In short run for a competitive market, a raise in the supply will generally: (1) Raise demand. (2) Not affect the equilibrium price. (3) Lower equilibrium price. (4) Increase equilibrium price

©TutorsGlobe All rights reserved 2022-2023.