The table shows the demand and supply schedules for calculat
     The table shows the demand and supply schedules for calculators.  The equilibrium price of a calculator is $  The consumer surplus from calculators is $  The producer surplus from calculators it $  The efficient quantity of calculators   
  
  Solution
1. The equilibrium price of a calculator is $8.
2. The consumer surplus from calculator is 960.
3. The producer surplus from calculator is 960.
4. The efficient quantity of calculator is 240.
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