# Problems on Averages - Aptitude Questions and Answers

Average Problems- Aptitude, questions, shortcuts, solved example, Mock test.  Welcome to freeonlinetest online exam portal, here you will get 20+ Average questions with Answers.

Before proceeding test please read the tricks carefully, so that you can solve these questions easily.

Average Trick:1

The average of squares of 'n' consecutive natural numbers starting from 1

Average of \$1^2, 2^2, 3^2, 4^2 ... x^2 = {(n + 1)(2n + 1)}/6\$

Average Trick:2

If the Question Ask about the Average of the Prime Number then, it will useful.

What is prime number & list of the prime number 1-200.

Prime numbers are numbers greater than 1. They only have two factors, 1 and the number itself. This means these numbers cannot be divided by any number other than 1 and the number itself without leaving a remainder.
List of the prime number from 1-200

2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89, 97, 101, 103, 107, 109, 113, 127, 131, 137, 139, 149, 151, 157, 163, 167, 173, 179, 181, 191, 193, 197, 199

Average Trick:3

The average of 1st 'n' multiples of certain numbers

x = \${x(l + n)}/2\$

Average Trick:4
Average of the first n natural odd numbers = \$n/2\$

### Test instructions :

• Total number of questions : 20
• Each question carries 1 mark
• Negative marks of Each Questions: 0.25
• Skiping questions No marks will deduct.
• Time allotted : 30 minutes