Question

Given the following sets, give a suitable title for them :
a) No. Of days in week.
b) Only even wn prime number.
c) Set of natural numbers.
d) Set of prime numbers between the numbers 21 and 23.

Answer 1

a. is month
b. is numbers even or prime
c. is group of natural numbers
Đ. is group of natural numbers between 21 and 23