WHILE PREPARING THE PRICE TAG,INSTEAD OF INCREASING THE PRICES BY 12.5% A SHOPKEEPER ABSENT MINDLESSLY DECREASED THE PRICES BY 12.5%,FIND THE PERCENTAGE DIFFERENCE IN THE PRICE ON THE TAG COMPARED TO WHAT SHOULD HAVE BEEN THE PRICE TAG?
Six is a number perfect in itself, and not because God created the world in six days; rather the contrary is true. God created the world in six days because this number is perfect, and it would remain perfect, even if the work of the six days did not exis
Saint Augustine of Hippo
Mathematical proofs, like diamonds, are hard and clear, and will be touched with nothing but strict reasoning.