Govt Exams
Profit = 100 - 80 = 20. Profit% = (20/80) × 100 = 25%
Order: Mohan < Ravi < Rahul and Ravi < Raj. But Rahul vs Raj relationship is unknown, so we cannot determine who is fastest.
(45/180) × 100 = 25%
Mother's daughter = the woman herself. So the man's mother is the woman. Therefore, the man is her son.
Alternate letters in the alphabet. A(1), C(3), E(5), G(7), I(9), K(11)
Let B = x. Then A = x+5, C = x+3. (x+5) + x + (x+3) = 35. 3x + 8 = 35. x = 9. A = 14 years
Each number is multiplied by 2. 15×2=30, 30×2=60, 60×2=120, 120×2=240, 240×2=480
Total work = 12 × 9 = 108 man-days. With 18 men: 108/18 = 6 days
Order from smallest to largest unit: Letter, Word, Sentence, Alphabet (or Alphabet comes first as the collection). Correct is: Letter, Alphabet, Word, Sentence based on composition.
Speed = 150/15 = 10 m/s = 10 × 3.6 = 36 km/h