In this post we will see how to deal with percentage problems involving two variables. Consider the two problems on percentage given below, If A x B = k, where A and B are variables and k is constant, then if A increases by 10%, what is the percentage change in B? If A’s salary […]
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Whats is Absolute value? Absolute value (or Modulus) represented by |x| of a real number x is the non-negative value of x without regard to its sign. For example: Absolute value of -3 => |-3| = 3 Absolute value of 7 => |7| = 7 Absolute value as distance? We can also think of absolute […]