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A rumour spreads through a university with a population 1000 students at a rate proportional to the product of those who have heard the rumour and those who have not.If 5 student leaders initiated the rumours and 10 students are aware of the rumour after one day:-
i)How many students will be aware of the rumour after 7 days.
ii)How long will it take for 850 students to hear the rumour
i)How many students will be aware of the rumour after 7 days.
ii)How long will it take for 850 students to hear the rumour