A kite is flying at a height of 50m. If the length of string is 100 m then the inclination of string to the horizontal ground in degree measures is
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P can do a piece of work in 60 days & Q can do the same work in 50 days. Find the ratio of working efficiencies of P to Q.
10 persons can do a job in X days. If 20 persons with twice the efficiency can do the same job in 5 days, then find the value of X?
In March 2016, Election Commission of India declared assembly elections in ___ states scheduled for April - May 2016.
Which of the following states does not share a border with Myanmar?
Pointing to a woman, I said that her brother's only son is the brother of my wife. How is the woman related to me?
If a3 + b3 + c3 - 3abc = 0, then the value of a2/bc + b2/ac - 3.
The mean of a distribution is 18 and the standard deviation is 4.5. What is the value of the coefficient of variation?