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प्रश्न
The question is based on a set of conditions. Choose the response that most accurately and completely answer the question.
At the snack café at a party, Ali, Bina, Champak and Diya are eating cookies. There are five kinds of cookies to choose from – chocolate chip cookies, oatmeal cookies, sugar cookies, peanut butter cookies and raisin cookies. Each of these four people eats at least two kinds of cookies. Their choices are governed by the following rules:
At most two of them eat oatmeal cookies
At least two of them eat sugar cookies
Ali does not eat any sugar cookies
Bina and Champak do not eat the same type of cookies Bina eats chocolate chip cookies
Champak eats sugar cookies
No one eats both raisin cookies and sugar cookies
If someone eats raisin cookies, they also eat peanut butter cookies
Which cookie type could be eaten by none of the people?
विकल्प
Chocolate chip
Oatmeal
Sugar
Raisin
उत्तर
Raisin
Explanation:
After satisfying all the given conditions, we will get the following table.
Persons | Cookies | ||||
Chocolate | Oatmeal | Sugar | Peanut | Raisin | |
Ali | × | ||||
Bina | √ | × | |||
Champak | × | √ | × | ||
Diya | √ | × |
One of the possible combination is
Persons | Cookies | ||||
Chocolate | Oatmeal | Sugar | Peanut | Raisin | |
Ali | √ | √ | × | × | |
Bina | √ | √ | × | × | |
Champak | × | √ | √ | × | |
Diya | √ | √ | × |
`therefore` Raisin cookies could be eaten by none of the people.