For the following questions answer them individually
Five women can do a work in thirty six days. If the ratio between the capacity of a man and a woman is 3:1, then find how many days it will take 5 men to complete the same work'?
If $$(\sin A + \cos A)$$ / $$(\sin A - \cos A)$$ = 5/4, the value of $$(\tan 2A + 1)$$ / $$(\tan 2A - 1)$$ = ?
If 15 persons can do a job in 30 clays, then 30 persons with twice the efficiency can do the same job in how many days?
If two complementary angles are in the ratio of 2:3. find the ratio of square of smaller angle to square of greater
In the following expression '$$\alpha$$' stands for '>'; '$$\beta$$' stands for `<'; '$$\gamma$$' stands for 'not greater than'; '$$\delta$$' stands for 'not less than'; and `$$\mu$$' stands for '='.
 If 3C $$\delta$$ 2A and B $$\alpha$$ C, then which of the following statement is true?