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Given, The cost price of the AC = Rs. 30000 Sales tax at the rate of 15%  Selling price = CP + Sales Tax = CP + 15% of CP = 115% of CP = =    
 When 5 is multiplied to 25  then we get 125 (which is a cube of 5) I.e  So 5 is the least number to be multiplied with 25 to make it a perfect cube
Plants make their own food by a process called Photosynthesis. Photosynthesis is a process used by plants and other organisms to convert light energy into chemical energy and stored in the form of starch which can be used later.
CNT - A carbon nanotube is a molecular-scale structure consisting of carbon atoms arranged in one or more cylindrical layers, joined by covalent bonds in a hexagonal tiling pattern within each layer, so as to form a hollow tube up to a few hundred nanometres in diameter.
Carbon 12 was chosen because the chemical atomic weights based on C12 are almost identical to the chemical atomic weights based on the natural mix of oxygen.
 0.75 can be written as  and 1.2 can be written as  So five rational number between 0.75 and 1.2 are 
  Wind energy is a renewable source of energy Wind energy does not cause pollution of the environment Windmill can be easily installed in costal areaas
Alfred Russel Wallace played an important role in explaining the theory of natural selection. He also wrote the book 'Darwinism'.In that book, he proposed the hypothesis that natural selection could drive the reproductive isolation of two varieties by encouraging the development of barriers against hybridization. He spent eight years studying and collecting biological specimens in Southeast...
It releases the gas to stabilize the body.
For x:- x + 90 = 180 (Linear pair) Or, x = 180 - 90 = 90 degree For y:- y + 120 = 180 (Linear pair) Or,  y = 180 - 60= 120 degree For z:- z + 30 = 180 (Linear pair) Or,  z = 180 - 30= 150 degree So, x + y + z = 90 + 120 + 150= 360 degree  
X belongs to whole numbers but not natural numbers. So x={0} the number of subsets=2 and number of proper subsets=1.