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Q. Suppose two houses in a thousand catch fire in a year and there are 2000 houses in a village. what is the probability that
(i) none of the houses catch fire
(ii) at least one house catch fire?

Anupam Dalmia , 14 Years ago
Grade 10
anser 2 Answers
sunil pataudi

probability of catching of fire = 2/2000.

probability of not catching of fire=1- 2/2000 = 999/1000

probability of atleast one house catching fire = 1 - probability of not catching of fire = 1-999/1000 = 1/1000.

Last Activity: 14 Years ago
Anupam Dalmia

probability of catching of fire = 2/2000. HOW???

 

it should be 4/2000

Last Activity: 14 Years ago
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