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Question
In a school, there were five teachers.
A and B were teaching Hindi and English.
C and D were teaching English and Geography.
D and A were teaching Mathematics and Hindi
E and B were teaching History and French.
Which of the following pairs was teaching both Geography and Hindi?
In a school, there were five teachers.
A and B were teaching Hindi and English.
C and D were teaching English and Geography.
D and A were teaching Mathematics and Hindi
E and B were teaching History and French.
Which of the following pairs was teaching both Geography and Hindi?
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Solution
The correct option is E None of these
Hindi Eng. Geog. Math French Hist. A Y Y N Y N N B Y Y N N Y Y C N Y Y N N N D Y Y Y Y N N E N N N N Y Y
From the given data we can conclude that, only D teaches both Hindi and Geography.
Hence no pairs were teaching both Geography and Hindi.
| Hindi | Eng. | Geog. | Math | French | Hist. | |
| A | Y | Y | N | Y | N | N |
| B | Y | Y | N | N | Y | Y |
| C | N | Y | Y | N | N | N |
| D | Y | Y | Y | Y | N | N |
| E | N | N | N | N | Y | Y |
From the given data we can conclude that, only D teaches both Hindi and Geography.
Hence no pairs were teaching both Geography and Hindi.
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