In the set of the natural numbers, there is a number which does not have its predecessor. What is that number?
The natural numbers start with 1. So 1 does not have any predecessor which lie under the natural numbers.
The whole number which does not have a predecessor is
Choose a natural number that has a predecessor which is not a natural number but a whole number. (a) ₹10 (b) ₹4 (c) ₹2 (d) ₹1