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Directions: Read the given information carefully and answer the question. There are seven professors A, B, C, D, E, F and G teaching seven subjects History, Geography, Physics, Chemistry,…

Question and options

Directions: Read the given information carefully and answer the question.
There are seven professors A, B, C, D, E, F and G teaching seven subjects History, Geography, Physics, Chemistry, Mathematics, Biology and English from Monday to Friday at Gaya College. Each professor teaches a different subject and not more than two subjects are taught on any one of the days.
(i) Chemistry is taught by professor B on Tuesday.
(ii) Professor D teaches on Friday but neither Geography nor Physics.
(iii) Professor F teaches History but neither on Thursday nor on Friday.
(iv) Professor A teaches English on the day on which History is taught.
(v) Professor C teaches Mathematics on Monday.
(vi) Geography and Chemistry are taught on the same day.
(vii) Professor G teaches on Thursday.

Which of the following pairs of professors teaches on Tuesday?
  1. B and D
  2. A and B
  3. B and F
  4. None of the given options is correct

Answer and explanation

Correct answer: D - None of the given options is correct
Tuesday has B (Chemistry) and E (Geography, which is taught on the same day as Chemistry). D teaches on Friday, and A and F teach English and History on Wednesday, so none of the pairs B and D, A and B, or B and F teaches on Tuesday.

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