22 November 2011
If the local pizzeria raises the price of a medium pizza from Rs.60 to Rs.100 and the quantity demanded falls from 700 pizzas a night to 100 pizzas a night, the price elasticity of demand for the pizzas is? (a) 0.67 (b) 1.5 (c) 2.0 (d) 3.0
23 November 2011
u may use the formula %change in qty demanded/ %change in price...................................if u use so the ans comes around 1.5