Four cards lie on a table. Each card has a number printed on one side and a…
GATE · 2017 · CE · Set 2 · General Aptitude
Four cards lie on a table. Each card has a number printed on one side and a colour on the other. The faces visible on the cards are 2, 3, red, and blue.
Proposition: If a card has an even value on one side, then its opposite face is red.
The cards which MUST be turned over to verify the above proposition are
- A.
2, red
- B.
2, 3, red
- C.
2, blue
- D.
2, red, blue
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