Question

EXERCISE 3.1
1. Pick out the incorrect statements and correct them.
(a) All prime numbers are odd.
(b) The sum of two odd numbers is an odd number.
(c) The sum of two even numbers is an even number.
(d) Prime numbers do not have any factors.
(e) 221 is a multiple of 6.
(f) The product of two prime numbers is a prime number.
(g) Each factor of a number is an exact divisor of that numb
(h) Every natural number is either prime or composite.​

Answer 1

Answer:

(b) the sum of two odd number is not odd

(e) 221 is not a multiple of 6

(f) the product of two number is not a prime number