601 All pens are pencils. All pencils are erasers. Which conclusion follows?
Explanation
- This is a valid chain syllogism
- Pens subset of Pencils, Pencils subset of Erasers
- Therefore, all pens are erasers
Last verified on 25-09-2026
General Knowledge MCQs
750 MCQs is category mein available hain.
All MCQs in General Knowledge
602 A card is drawn from a well-shuffled deck of 52 cards. What is the probability of getting a king?
Explanation
- A deck has 4 kings out of 52 cards
- Probability = 4/52 = 1/13
Last verified on 25-09-2026
603 A biased coin has P(head) = 0.6. What is P(tail)?
Explanation
- Since head and tail are the only outcomes, P(head)+P(tail)=1
- P(tail) = 1 - 0.6 = 0.4
Last verified on 25-09-2026
604 No students are teachers. All teachers are graduates. Which conclusion follows?
Explanation
- The premises only tell us students and teachers do not overlap, and teachers are a subset of graduates
- This gives no information about the relationship between students and graduates directly
- Hence the conclusion cannot be determined
Last verified on 25-09-2026
605 A card is drawn from a well-shuffled deck of 52 cards. What is the probability of getting a red card?
Explanation
- A deck has 26 red cards (hearts and diamonds) out of 52
- Probability = 26/52 = 1/2
Last verified on 25-09-2026
606 Two coins are tossed together. What is the probability of getting exactly one tail?
Explanation
- Possible outcomes: HH, HT, TH, TT
- Outcomes with exactly one tail: HT, TH (2 outcomes)
- Probability = 2/4 = 1/2
Last verified on 25-09-2026
607 All roses are flowers. Some flowers fade quickly. Which conclusion follows?
Explanation
- The 'some flowers that fade quickly' may or may not include roses
- This is a classic undistributed middle term fallacy
- The conclusion cannot be determined
Last verified on 25-09-2026
608 What is the probability of drawing an ace or a king from a deck of 52 cards?
Explanation
- There are 4 aces and 4 kings, total 8 favorable cards
- Probability = 8/52 = 2/13
Last verified on 25-09-2026
609 A fair coin is tossed 5 times. What is the probability that all tosses show the same result (all heads or all tails)?
Explanation
- Total outcomes = 2^5 = 32
- Favorable outcomes: all heads (1) + all tails (1) = 2
- Probability = 2/32 = 1/16
Last verified on 25-09-2026
610 All squares are rectangles. All rectangles are quadrilaterals. Which conclusion follows?
Explanation
- This is a valid chain syllogism
- Squares subset of Rectangles, Rectangles subset of Quadrilaterals
- Therefore, all squares are quadrilaterals
Last verified on 25-09-2026