The table presents data for the market for two car models. model 1200 cc: weekly number of cars sold 10 000, cross elasticity of demand with respect to the price of petrol -0.25; model 2000 cc: weekly number of cars sold 5 000, cross elasticity -0.50. If the car prices stay the same, but the price of petrol rises by 100%, what effect will this have on the weekly number of cars sold?
- Aincrease by 5000
- Bno change
- Cdecrease by 5000
- Ddecrease by 15 000