UnScramble this Word: e l l y r a?

Questions

1k equals how many bytes?

24-karat gold has to have a small amount of _____ in it to keep it from being too soft?

25 points were given to a laff-alympics team for placing first in a given event. How many for placing second?

3.26 light years equals one....?

36-inch tall Charles Sherwood was better known as __________?