--%>

Numerical question regarding demand

At $1.50 per gallon, Alana purchases 50 gallons of gasoline weekly, Bart purchases 20 gallons weekly, and Caitlin purchases 20 gallons weekly. One point on their joint demand curve for gasoline would be Q =: (1) 90 gallons per week, P = $1.50. (2) 90 gallons per week, P = $4.50. (3) 30 gallons per week, P = $4.50. (4) 30 gallons per week, P = $1.50.

Can someone please help me in finding out the precise answer from the above options.

   Related Questions in Microeconomics

  • Q : Ratio to determine income elasticity of

    The income elasticity of demand [at a specified price] is computed by the ratio of the relative: (a) change in quantity demanded over a given proportional change in income. (b) reciprocal of the price elasticity of supply. (c) slope of the demand curv

  • Q : Resource of supply curve The resource

    The resource probably to conform to the supply curve demonstrated in this figure would be: (1) housing. (2) capital. (3) labor. (4) land. (5) entrepreneurship.

    Q : Arc elasticity formula for price

    When raising subscription rates to the News and Observer from $8 to $10 monthly cause newspaper sales to drop by 180,000 to 120,000 copies daily, using the arc elasticity formula, then price elasticity of demand equals to: (1) 0.9. (2

  • Q : Economics surpluses drives price down,

    surpluses drives price down, shortages drives them up

  • Q : Labor Contracts-Agreement of shops I

    I have a problem in economics on Labor Contracts-Shop Agreements. Please help me in the following question. The union leaders would tend to favor the contract clause needing: (1) A sweat shop. (2) An agency shop. (3) A union shop. (4) An open shop.

  • Q : Expansion of increasing cost industries

    Expansion of the industry in increasing cost industries causes: (w) increases in each firm’s costs at every level of output. (x) decreases in each firm’s costs at every level of output. (y) all firms to suffer long-run economic losses. (z)

  • Q : Law of Diminishing Merginal utility Law

    Law of Diminishing Merginal utility: This states that as consumer consumes more and more units of commodity, the utility derived from each and every successive unit goes on decreasing. According to this law TU increases at decreasing rate and the MU d

  • Q : Characterization of markets Each and

    Each and every market is characterized by: (i) Widespread advertising, marketing, and sales promotions. (ii) Demands from each and every individual for all products. (iii) Potential buyers ready to pay and potential sellers ready to supply. (iv) Government licenses pr

  • Q : Equivalent marginal revenue product

    When a monopolist is maximizing its gain in the product market however consists of no monopsony power in labor market, and then it will: (1) Hire labor till marginal revenue product equivalents the average factor cost. (2) Pay a wage equivalent to the marginal revenue

  • Q : Define fixed cost Fixed cost : Fixed

    Fixed cost: Fixed costs refer to cost that remains constant as output modifies. For example: rent