Important Mathematics formula pdf for competitive exam 2020. Maths Formulas and Tricks for SSC,IBPS,UPSC and RRB exam 2020. Mathematics Formula PDF for competitive exam Properties of set operations: For any three sets A B, and C, the following hold. (i) Read More …
Maths by Shakir sir Quantitative aptitude one of the important section in which candidates need to focus on tricks if you want to solve them quickly. Here i have lot of tricks to solve quantitative aptitude problems with in seconds. Read More …
Quantitative aptitude online Quiz from Time and Distance which is one of the important topic to crack any competitive exam. Try quantitative Aptitude test and share with your friends. Maths free online test series for ssc ibps and upsc. Previous Read More …
Staff Selection Commission going to conduct CGL (Combined Graduate Level Exam) on 8th May and 22nd May 2016. If you really want to score good marks in this exam, you must follow a proper plan for that. As you all know, SSC Read More …
1. The average age of boys and girls in a class is 10.5 yr. that of the boys is 10.6 yr and that of the girls is 10.1 yr. If there are 60 boys in the class, how many girls Read More …
ALGEBRA: 1. Sum of first n natural numbers = n(n+1)/2 2. Sum of the squares of first n natural numbers = n(n+1)(2n+1)/6 3. Sum of the cubes of first n natural numbers = [n(n+1)/2]^2 4. Sum of first n natural Read More …
Arithmetic Progression(AP) Arithmetic progression(AP) or arithmetic sequence is a sequence of numbers in which each term after the first is obtained by adding a constant, d to the preceding term. The constant d is called common difference. An arithmetic progression Read More …
Addition Rules for Even and Odd Numbers 1. Sum of any number of even numbers is always even 2. Sum of even number of odd numbers is always even 3. Sum of odd number of odd numbers is always odd Read More …
Prime Numbers A prime number is a positive integer that is divisible by itself and 1 only. Prime numbers will have exactly two integer factors. Examples: 2, 3, 5, 7, 11, 13, 17, 19, 23, 29, etc. Please note the following facts Read More …
1. Multiplication of any two numbers, lies between 11 and 19 13*19 = (13+9)*10 + (3*9) = 220 + 27 = 247 Means add first number and last digit of the second number take zero in the third place of Read More …
