A1. The children ate $\frac{2}{3}$ of the cake at Mojca's birthday party. Then Franci ate another $\frac{1}{4}$ of the remaining cake. What fraction of the cake is left?
(A) $\frac{1}{12}$
(B) $\frac{1}{6}$
(C) $\frac{1}{4}$
(D) $\frac{1}{3}$
(E) $\frac{11}{12}$
A1. The children first ate $\frac{2}{3}$ of the cake, leaving $\frac{1}{3}$ of the cake. Franci then ate a quarter of this third, which is $\frac{1}{12}$ of the cake. What remained is $\frac{1}{3}-\frac{1}{12}=\frac{1}{4}$ of the cake.