Rahul Sofat Solutions for Chapter: Whole Numbers, Exercise 6: THINKING SKILLS

Does an identity element exist in addition of whole numbers? What is it? In which other fundamental operation does an identity element exist? What is it?

Is the difference of two whole numbers commutative? What can you say about the absolute values of the difference?

If $d$ divides $n$ completely, can we say $\frac{n}{d}$ will also divide $n$ completely?

Which is greater, the sum of first hundred whole numbers or the product of first hundred whole numbers?

If $4$ is removed from the set of whole numbers, is the set closed with respect to addition?

If $7$ is removed from the set of whole numbers, is the set closed with respect to multiplication?

Describe a real life situation that could be represented by the expression $8\times 4+6$.