Fraction Division2: p/q ÷ b (Partitive)

(a) How many pizzas will each people receive if 4+1/2 pizzas are divided among 2 people? (b) How many pizzas will each people receive if 4+3/4 pizzas are divided among 3 people? (c) How many pizzas will each people receive if 1+3/4 pizzas are divided among 5 people? In general, how would you calculate p/q ÷ b ?
Anthony Or. Education Bureau, Hong Kong. (中文版:http://www.geogebratube.org/student/m14539) orchiming@gmail.com