Ella esta is what I'm thinking, but your sentences aren't worded correctly
La escuela is school in Spanish
Answer:
So, length became 5+0.4=5.4 meter. The breadth of the room is 3m 75cm.
So,
breadth became 3+0.75=3.75 meter.
Therefore,
the
area of the carpet needed to cover the floor is 20.25 m²
Answer:
1) Anoche, yo __dormí_______ a las once.
2) Mis hermanos ___durmieron_____ a las nueve y media
3) ¿Qué ____pediste__ para la cena?
4) Roberto ___pidió______ una hamburguesa y papas fritas