A geometry problem by Ajay Sambhriya

In the triangle $ABC$ , we are told that $DE \parallel BC$ , with ratio $\dfrac{DE}{BC} = \dfrac14$ .
And the area of the triangle $ADE$ is 10.
In $\text{unit}^2$ , find the area of the trapezium $BCED$ and the area of the triangle $CED$ , respectively.