If it have to be in Usted, it would be:
1. Déjeme comer en clase
2.Déjeme dormir en clase
3.Deme más tiempo para hacer el examen
4.Déjenos salir de la clase pronto.
5.Escriba ...whatever...
<span>Whenever a adjective describes a noun, it will come in this sequence: quantity or number, quality or opinion, size, age, shape, color, proper adjective (often nationality, other place of origin, or material), and purpose or qualifier.</span>
Màs is the literal translation. words like muy are synonyms and mean “more” “alot” “most” or “greater”.
I think that the answer is the first one ,, hope this helps!