# Logic Project

Topics: Transposition, Conversion, Contraposition Pages: 14 (2706 words) Published: May 13, 2013
Exercise 1
OBVERSION:
A. SIP-SOP
1. Obvertend SIP: Some students are scholars.
Obverse SOP: _______________________.
1. Obvertend SIP: Some students are scholars
Obverse SOP: Some students are not-non scholars.
2. Obvertend SIP: Some jewelries are expensive.
Obverse SOP:_________________________.
2. Obvertend SIP: Some jewelries are expensive.
Obverse SOP: Some jewelries are not-non expensive.
3. Obvertend SIP: Some shoes are signatured.
Obverse SOP:_________________________.
3. Obvertend SIP: Some shoes are signatured.
Obverse SOP: Some shoes are not-non signatured.
4. Obvertend SIP: Some businessmen are rich.
Obverse SOP:_________________________.
4. Obvertend SIP: Some businessmen are rich.
Obverse SOP: Some businessmen are not-non rich.
5. Obvertend SIP: Some classrooms are conductive for learning. Obverse SOP: __________________________.
5. Obvertend SIP: Some classrooms are conductive for learning. Obverse SOP: Some classrooms are not-non conductive for learning. B. SOP-SIP
1. Obvertend SOP: Some employees are not college graduate.
Obverse SIP: ____________________________.
1. Obvertend SOP: Some employees are not college graduate.

Obverse SIP: Some employees are non college graduate.

2. Obvertend SOP: Some voters are not registered.
Obverse SIP: __________________________.
2. Obvertend SOP: Some voters are not registered.
Obverse SIP: Some voters are non-registered.

3. Obvertend SOP: Some cellphones are not expensive.
Obverse SIP:_________________________.
3. Obvertend SOP: Some cellphones are not expensive.
Obverse SIP: Some cellphones are non-expensive.
4. Obvertend SOP: Some stores are not permitted.
Obverse SIP: _______________________.
4. Obvertend SOP: Some stores are not permitted.
Obverse SIP: Some stores are non-permitted.

5. Obvertend SOP: Some classrooms are not ventilated.
Obverse SIP:_______________________.
5 . Obvertend SOP: Some classrooms are not ventilated.
Obverse SIP: Some classrooms are non-ventilated.

C. SEP-SAP
1. Obvertend SEP: Thieves are not honest persons.
Obverse SAP: ____________________________.
1. Obvertend SEP: Thieves are not honest persons.
Obverse SAP: Thieves are non-honest persons.

2. Obvertend SEP: Intelligent persons are not illiterate individuals. Obverse SAP: ____________________________.
2. Obvertend SEP: Intelligent persons are not illiterate individuals. Obverse SAP: Intelligent persons are non-illiterate individuals.

3. Obvertend SEP: Smuggled cars are not registered.
Obverse SAP: ___________________________.
3. Obvertend SEP: Smuggled cars are not registered.
Obverse SAP: Smuggled cars are non-registered.

4. Obvertend SEP: Every expensive gadget is not a cheap item. Obverse SAP: ___________________________.
4. Obvertend SEP: Every expensive gadget is not a cheap item. Obverse SAP: Every expensive gadget is a non-cheap item.
5. Obvertend SEP: Every luxurious car is not tax free.
Obverse SAP: _____________________________.
5. Obvertend SEP: Every luxurious car is not tax free.
Obverse SAP: Every luxurious car is non-tax free.

D. SAP-SEP
1. Obvertend SAP: All teachers are LET passers.
Obverse SEP: __________________________.
1. Obvertend SAP: All teachers are LET passers.
Obverse SEP: All teachers are not non-LET passers.

2. Obvertend SAP: All companies are tax payers.
Obverse SEP: _________________________.
2. Obvertend SAP: All companies are tax payers.
Obverse SEP: All companies are not non-tax payers.

3. Obvertend SAP: All models are beautiful.
Obverse SEP:__________________________.
3. Obvertend SAP: All models are beautiful.
Obverse SEP: All models are not non-beautiful
4. Obvertend SAP: All scholars are intelligent persons.
Obverse SEP: ___________________________.
4. Obvertend SAP: All scholars are intelligent persons.
Obverse SEP: All scholars...