WHO member countries - A, B, C, D and E meet for a rom1cl table discussion to explore the foture of COVID-19 pandemic and other
infectious threats. Out of the e five countries three are developed countries and two are developing countries. The following information
is given:
I. The two deYeloping countries will not be seated next to each other
II. The country A which is a developed countty. will always take a seat a far as possible from countty B
III. The country D will always be seated next to a developing counhy
If country D always has a developing country to its right in how many different arrangements can country B be a developing country?
Out of A, B, C, D & E, three are developed countries, and two are developing countries.
a) Country A is a developed country.
b) The country A which is a developed country. will always take a seat a far as possible from country B
These are the two possible positions.
c) It is given that no two developing countries will sit next to each other and country D will always be seated next to a developing country.
Hence country D is a developed country.
It is given in the question that 'D' has a developing country to its right.
So, two 'B', 'C' and 'E' are developing countries.
Now, what can be the possible positions of D.
There are 4 possible positions for D.
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Of these positions only at 3, 4 D has B to it right. So, The answer is 2.
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