General Knowledge MCQs

Explanation

• There are 12 face cards (4 Kings, 4 Queens, 4 Jacks) in a deck of 52
• Probability = 12/52 = 3/13

Explanation

• P(no tails at all, i.e., HH) = 1/4
• P(at least one tail) = 1 - 1/4 = 3/4

Explanation

• Some teachers fall into the 'writers' category
• Since all writers are readers, those teachers must be readers
• Hence, some teachers are readers

Explanation

• There are 13 spades in a deck of 52 cards
• Probability = 13/52 = 1/4

Explanation

Ctrl+C is the universal shortcut for Copy in MS Office and Windows applications

Explanation

• Syllogism validity depends on logical structure, not real-world truth
• Given the premises as stated (all birds can fly; penguins are birds), the logical conclusion is that penguins can fly

Explanation

• P(first ace) = 4/52
• P(second ace
• first ace drawn) = 3/51
• Combined probability = (4/52) x (3/51) = 12/2652 = 1/221

Explanation

Ctrl+V is the universal shortcut for Paste in MS Office and Windows applications

Explanation

• The premises tell us mangoes and vegetables don't overlap, and vegetables are edible
• This gives no direct information about whether mangoes are edible through other means
• The conclusion cannot be determined

Explanation

• There are 39 non-heart cards out of 52
• Probability = 39/52 = 3/4