What took more חכמה the יריעות התחתונות or the עליונות?

1.   ?    עליונות
2.   ?    התחתונות
3.   ?    Same.
4.   ?    Safek.
5.   ?    Machlokes A&B.

Considering that the two wagons traveled side by side, with the tips of the planks touching, why is the width of the Reshus ha'Rabim not twenty Amos?

1.   ?    The planks were in a כרמלית .
2.   ?    The planks were in a מקום פטור .
3.   ?    They were not wide enough to be Chashuv.
4.   ?    The planks were doubled over.
5.   ?    We only count the wagons.

We learn רה"ר שש עשרה אמה from the Mishkan. However according to the Gemara's tally we only have 15 what is Pshat.

1.   ?    The extra is מהלכה למשה מסיני .
2.   ?    איבעיא דלא איפשטא .
3.   ?    We need an extra Amah for the Levi to walk along with the wagon.
4.   ?    It is an approximation.
5.   ?    Machlokes B&C.

What will the Din be if someone throws an object from the street to land on a surface that is exactly ten by four Tefachim.

1.   ?    חייב
2.   ?    פטור
3.   ?    איבעיא
4.   ?    Machlokes A&B.
5.   ?    Machlokes A&C.

What will the Din be if someone pulls up a clod of earth measuring one Tefach from a pit of nine Tefachim (making it ten) and places it in the street.

1.   ?    חייב
2.   ?    פטור
3.   ?    מותר
4.   ?    איבעיא דלא איפשטא
5.   ?    Machlokes B&C.

Is one Chayav for throwing a board, four by four Tefachim,with a Cheifetz on top of it if it lands on sticks ten Tefachim tall.

1.   ?    Yes.
2.   ?    No.
3.   ?    איבעיא
4.   ?    תיקו
5.   ?    Machlokes A&B.