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6971.If x= 3 + √8. Find the value of x² + 1/x²?
6972.The price of the pen is 75. After a 15% discount its prize is?
6973.If 1 < x 2, then the value of √(x - 1)^2 + √(3 - x)^2?
6974.What is the angle between minutes and hour hands of a clock 8:30?
6975.The average of runs of a cricket player in 10 innings was 32. How many runs must he make in his next innings so as to increase his average of runs by 4?
6976.If 60 women spin 48 kg of cotton by working 8 hours daily, how much cotton will 30 women spin by working 12 hours daily?
6977.A sum of money doubles in 3 years at compound interest, compounded annually at the same rate. It will become 4 times itself in _____?
6978.The average of 50 numbers is 30. If two numbers 35 and 40 are discarded, then the average of the remaining numbers is nearly?
6979.Choose the correct pair of words: Algebra : Mathematics ::
6980.A is the father of B. But B is not the son of A. What is B to A?