| Author: Khemraj 15 Jul 2008 | Member Level: Gold | Rating:  Points: 4 |
If A orders coffee, then B orders the drink and C orders tea.
If B orders Coffee, then A orders the drink and C doesn't order.
If C orders tea, then A orders the drink that B orders coffee.
in this way C orders same think or drink after dinner.
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| Author: Ankush Das 16 Jul 2008 | Member Level: Diamond | Rating: Points: 5 |
A,B and C often eat dinner out.
1. Each orders either coffee or tea after dinner.
2. If A orders coffee, then B orders the drink that C orders.
3. If B orders coffee, the A orders the drink that C doesn't order.
4. If C orders tea, then A orders the drink that B orders.
Who do you know always orders the same drink after dinner?
The answer is C and A. C orders tea after every dinner and A orders coffee after every dinner.
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| Author: Prabhakar 16 Jul 2008 | Member Level: Gold | Rating: Points: 6 |
A,B and C often eat dinner out.
1. Each orders either coffee or tea after dinner.
2. If A orders coffee, then B orders the drink that C orders.
3. If B orders coffee, the A orders the drink that C doesn't order.
4. If C orders tea, then A orders the drink that B orders.
Who do you know always orders the same drink after dinner?
In the first case C orders Tea.
In the second case also C orders Tea.
How ever in the third case C orders coffee.
So always C orders the same drink that is TEA.
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| Author: ranganathan 16 Jul 2008 | Member Level: Gold | Rating: Points: 6 |
Ok guys i will explain it
from the condition 1 and 2 we have six possibilities.
A orders B orders C orders
1. coffee coffee coffee
2. coffee tea tea
3. tea coffee coffee
4. tea tea tea
5. tea coffee tea
6. tea tea coffee
Then from condition 3 , cases 1 and 5 are eliminated and form condition 4 cases 2 and 5 are eliminated. So you know A always orders the same drink tea after dinner.
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