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In the reading room of a library, there are 10 tables, 4
chairs per table. In each table there are different numbers
of people seated. How many ways they will sit in the
library so that no chair would be blank?
plz explain how can this quetions can b solved???
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Answer Posted / pallawi
ans is 6. coz in first table 4 will be seated. in second table 3 will be seated. in third table 2 will be seated. in fourth table 1 person will be sit. so out of 10 4 r filled and 6 r left.
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