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| Question | Answer |
| How to Measure 45 minutes using two identical wires? | 1) Light 3 of 4 ends 2) when one wire is burnt, light the 4th end 3) When all wires burnt = 45 mins |
| Find ages of daughters 1) Product of Age = 72 2) Sum of Age = house no 3) Can't guess still 4) Oldest daughter likes Strawberry | 2, 4, 9 = 15 2, 6, 6 = 14 ===> 3, 3, 8 = 14 3, 4, 6 = 13 |
| Dist by Bee 1) 1st Train = 50Kmph 2nd = 70Kmph 2) Dist b/w Trains = 100 Km 3) Bee Speed = 40 Kmph | 1) 70+50 = 120 Kmph 2) Time = 100/120 3) 100*40/120 33.333 Km |
| Pay an Emp using 7 units of Rod 1) Emp works for 7 days 2) Boss has 7 units of rod 3) 1 unit everyday 4) Only 2 cuts allowed | 1 unit, 2 unit, 4 unit Power of 2 |
| Find Poisoned Wine 1) One of 240 Barrels of Wine poisoned 2) After drink, die after 24 hrs 3) 5 slaves 4) Find in 2 days | 3*3*3*3*3 = 243 Remove 00000, 11111, 22222 with 240, at end of 2 days, we know ;) |
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