Entrance Exams
Govt. Exams
67 ÷ 7 = 9 weeks + 4 days. Monday + 4 days = Friday... wait, 67 = 9×7 + 4, so Tuesday
First letter advances (A→B→C→D→E), second letter reverses (Z→Y→X→W→V)
Orange is a type of fruit. Shark is a type of fish. This is a classification relationship
R=6, O=9, S=1, E=8. So NOSE = 1-9-1-8 = 1918
Since some doctors are teachers, and all teachers are educated, some doctors must be educated
At 3:15, minute hand at 3 (90°), hour hand at 3 + 15/60 × 30 = 97.5°. Difference = 7.5°
After north and south movements (cancel out), he is only 3 km east of starting point
(x + 1/x)² = x² + 2 + 1/x² = 7 + 2 = 9. So x + 1/x = ±3
Using set theory: n(M∪S) = n(M) + n(S) - n(M∩S). 50 = 30 + 25 - n(M∩S). n(M∩S) = 5
a:b = 3:4, b:c = 5:6. Multiply first by 5 and second by 4: a:b = 15:20, b:c = 20:24. So a:b:c = 15:20:24