Two persons could fit new windows in a house in 3 days.
(i)            One of the persons fell ill before the work started. How long would the job take now?
(ii)           How many persons would be needed to fit the windows in one day?

Explanation

Given, 2 persons can fit new window in a house in 3 days
.
(i) One of the person got ill.


Then no. of days required would be = `2×3/1 =6` days


(ii) To fit window in 1 day,

No. of person required would be = `2×3/1 =6` persons