Three statements All A-B, All B-C, All C-D: which conclusions follow

This type of question, asked 3 times: 21 Jul 2023 S3, 11 Sep 2024 S2, 25 Sep 2024 S2. All 3 questions below, oldest first.

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Question 1
21 Jul 2023 S3
19 $Three statements are given followed by three conclusions numbered I, II and III. Assuming the statements to be true, even if they seem to be at variance with commonly known facts, decide which of the conclusions logically follow from the statements. Statements: All blocks are toys. All toys are books. All books are stories. Conclusions: I. Some toys are blocks. II. Some blocks are books. III. Some stories are toys.$
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Question 2
11 Sep 2024 S2
2 $Read the given statements and conclusions carefully. You have to take the given statements to be true even if they seem to be at variance from commonly known facts. You have to decide which conclusion/s logically follow/s from the given statements. Statements: All apples are mangoes. All mangoes are lemons. All lemons are kiwis. Conclusions: (I) All apples are lemons. (II) All mangoes are kiwis.$
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Question 3
25 Sep 2024 S2
16 $Read the given statements and conclusions carefully. Assuming that the information given in the statements is true, even if it appears to be at variance with commonly known facts, decide which of the given conclusions logically follow from the statements. Statements: All papers are pencils. All pencils are erasers. All erasers are pens. Conclusions: I. All pens are papers. II. Some papers are erasers. III. Some pens are pencils.$
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Question 1