Placement Papers - MCQ Practice Questions

Let son's age = x. Man's age = 3x. After 10 years: 3x + 10 = 2(x + 10). 3x + 10 = 2x + 20. x = 10

(a + b)² = a² + 2ab + b². 64 = a² + b² + 30. a² + b² = 34

This is the Fibonacci series where each number is the sum of the previous two. 5 + 8 = 13

Passed in at least one = 60 + 70 - 50 = 80%. Failed in both = 100 - 80 = 20%

Ratio = 2000:3000 = 2:3. A's share = ($\frac{2}{5}$) × 5000 = Rs. 2000

Clock measures time. Thermometer measures temperature. The relationship is the same.

This follows a logical structure (syllogism) from general premise to specific conclusion, which is deductive reasoning.

Position from right = Total - Position from left + 1 = 10 - 7 + 1 = 4

Pattern: Each set is n, 2n, 3n. For 5, it should be 5, 10, 15

Each letter is coded by its position in the alphabet. O=15, R=18, A=1, N=14, G=7, E=5

121(11²), 144(12²), 169(13²), 196(14²) are perfect squares. 220 is not a perfect square.

Some employees are managers, but not all. So we cannot conclude that all employees are leaders.

Ephemeral means short-lived or temporary. Transient has the same meaning. Other options mean lasting or permanent.

Verbose means using many words. Laconic means brief or using few words - the opposite meaning.

'A modest' is grammatically correct. 'Modest' starts with a consonant sound, so we use 'a' not 'an'.

The passage explains that climate change affects different regions differently - some get more rain (floods) while others get less (droughts).

'Each' is singular, so it should be 'is' not 'are'. Correct sentence: 'Each of the students is required to submit their project by Friday.'

'Break the ice' idiomatically means to initiate conversation or ease tension in a social situation.

Linear Programming is an optimization technique, not a programming paradigm. The others are paradigms used in software development.

Linked List is ideal for queue implementation as it provides O(1) insertion and deletion at both ends.