Ek Number

Introduction | | Classification OF Number system| | Natural Number, | |Whole number || Integer number | |Real number | |Rational- Irrational Number | |Complex Number | | Imaginary number | | Prime-Composite Number

Tringular Numbers|Numbers Between Two Square Numbers|Adding The Odd Numbers|A Sum Of Consecutive Natural Numbers

Each of the questions below consists of a question and four statements numbered I, II, III and IV given below it. You have to decide whether the data provided in the statements are sufficient to answer the question. Read all the three statements and give answer: What is the code for ‘AM’ in the given code language? I. “AB CD EF” is written as ’12 34 56’ II. “BB FG IK” is written as ‘22 67 911’ III. “AC BD DF” is written as ‘13 24 46’ IV. “CD EK LA” is written as ’34 511 121’

Mass number = number of .............. + number of neutrons .

Which of the following are true for an element ? (i) Atomic number = number of protons + number of electrons (ii) Mass number = number of protons + number of neutrons (iii) Atomic number = number of protons = number of neutrons (iv) Atomic number = number of protons = number of electrons

Every natural number is a rational number but a rational number need not be a natural number

The number of zeroes at the end of the square of a number is _______ the number of zeroes at the end of the number

Are the following pairs of statements negations of each other: (i) The number x is not a rational number.The number x is not an irrational number.(ii) The number x is a rational number.The number x is an irrational number.