Write five ratinal numbers which are smaller than 2.

How many different numbers which are smaller than 2xx10^(8) and are divisible by 3, can be written by means of the digits 0,1 and 2?

Which of the following are empty sets? Justify your answer. (i) Set of integer which lie between 2 and 3. (ii) Set of natural numbers that are smaller than 1. (iii) Set of odd numbers that leave remainder zero, when divided by 2.

Write 5 rational numbers greater than -2.

Find all pairs of consecutive odd positive integers both of which are smaller than 10 such that their sum is more than 11.

Find all pairs of consecutive odd positive integers both of which are smaller than 10 such that their sum is more than 11.

Find all pairs of consecutive odd positive integers,both of which are smaller than 18,such that their sum is more than 20.

List five rational numbers between: -1 and 0

Find all pairs of consecutive odd numbers, both of which are smaller such that their sum is more than 11.

List five rational numbers between: -2 and -1

Find five rational numbers between: 1/4 and 1/2