Mishnah 1
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1)

(a)On what condition does the Mishnah permit a Chaver who purchased fruit from an Am-ha'Aretz, and who forgot to Ma'aser it before Shabbos, to eat it on Shabbos?

(b)Why is that?

(c)Does the Heter extend to Motza'ei Shabbos?

(d)What is the Din in the same situation, but where a second Am-ha'Aretz testifies that the fruit is Ma'asered?

2)

(a)What is the Halachah in a case where Terumah or T'rumas Ma'aser falls into Heter?

(b)What does R. Shimon Shezuri say regarding the latter case of T'rumas Ma'aser?

(c)Why does he mention specifically T'rumas Ma'aser and not Terumah Gedolah?

(d)Assuming that the Chachamim disagree with R. Shimon Shezuri (see Tos. Yom-Tov), like whom is the Halachah?

Mishnah 2
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3)

(a)The Mishnah now discusses a case where Reuven is Madir Shimon to induce him to eat by him, and where Shimon does not trust Reuven with regard to Ma'aser (see Tos. Yom-Tov). What does 'Madir Shimon' mean? What did Reuven say?

(b)The Tana permits Shimon to eat by him the first Shabbos? What does 'the first Shabbos' mean?

(c)On what condition does he permit it?

(d)What about the following Shabbos (bearing in mind that he proclaimed on him an Isur Hana'ah should he decline [see Tos. Yom-Tov])?

Mishnah 3
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4)

(a)On what grounds does R. Eliezer exempt one from even declaring Ma'aser Ani of D'mai?

(b)What do the Chachamim say? Why is that?

(c)Why is one not then obligated to give it to a poor man?

Mishnah 4
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5)

(a)What does the Mishnah say about someone who declares T'rumas Ma'aser of D'mai or Ma'aser Ani of Vadai (on Erev Shabbos [Tos. Yom-Tov])?

(b)What does he actually say?

(c)Why does the Tana present the case of T'rumas Ma'aser of D'mai, and not that of Vaday?

(d)What is the reason for the current prohibition?

6)

(a)On what condition is he permitted to give them to their respective owners?

(b)What will he then be obligated to tell them?

(c)Why is that?

Mishnah 5
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7)

(a)What distinction does the Tana draw between asking a Shali'ach who is not reliable with regard to Ma'asros, to purchase from someone who is (see Tos. Yom-Tov), and between asking him to purchase from a specific person?

(b)Why the difference?

(c)What if, in the latter case, the Shali'ach claimed that he could not find the man whom he was asked to contact, so he purchased the food from someone else who is equally reliable?

Mishnah 6
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8)

(a)What distinction does the Tana draw between a case where Reuven enters a strange town and where Shimon, whom he asks who is reliable in town, answers on the one hand, that he is, and on the other, that Levi is?

(b)On what grounds does the Mishnah believe Shimon in the latter case, even though he himself is not reliable?

(c)What will be the Din if Reuven knows someone in that town?

9)

(a)What will be the Din in a case where Levi then informs Reuven that Shimon sells Yashan?

(b)Why might we have thought otherwise?

(c)So why is the Mishnah lenient?

Mishnah 7
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10)

(a)What does the Tana Kama say about two wheat-vendors who arrive in town, one of whom declares that his own grain is ...

1. ... Chadash, but that his friend's is Yashan?

2. ... not Ma'asered, but that his friend's is?

(b)Why is that?

(c)What does R. Yehudah say?

(d)Why is that?

(e)Like whom is the Halachah?

Hadran Alach 'ha'Loke'ach Peiros'