Various Formulae for Geometrical figures

Trapezoid Perimeter = area + b1 + b2 + c P = a + b1 + b2 + c Circle Try the Online tool...

Probability

Probability   ( questions ) Combinations, Permutations and Binomial Probability and Statistics Probability is a concept that is impo...

General mental ability

Image via Wikipedia Laws of Exponents (a m )(a n ) = a m+n (ab) m = a m b m (a m ) n = a mn a 0 = 1 (a m )/(a n ) = a m-n a -m = 1...

General mental ability

Image by digital_monkey via Flickr Now a days the UPSC focussing on mental ability as a confusing weapon. the victims are the candidate...

Quiz

Image via Wikipedia Q. 1. In the series AABABCABCDABCDE... which letter occupies the 100 th position? (a) H (b) I (c) J (d) K ...

General Mental Ability

General Mental Ability Ratio is the comparison of two quantities of same kind of unit so the ratio has no unit. it is written as a : b whe...