Question

Three girls bought a pizza for lunch. One girl ate 1/3 of the pizza another girl ate 1/4 of the pizza and the third ate the rest of the pizza. How much of the pizza did the third girl eat?

Answer 1

A pizza - 1/3 of the pizza - 1/4 of the pizza = ( 12/12 - 4/12 - 3/12) of the pizza = 5/12 of the pizza eat the third girl.