Question

1. Which of the following statements are true?
(a) If a number is divisible by 3, it must be divisible by 9.
(b) If a number is divisible by 9, it must be divisible by 3.
(c) A number is divisible by 18, if it is divisible by both 3 and o.
(d) If a number is divisible by 9 and 10 both, then it must be diviso
(e) If two numbers are co-primes, at least one of them must be prime
(f) All numbers which are divisible by 4 must also be divisible by 8.​

Answer 1

the statement a is true

Answer 2

Answer:

option a

Step-by-step explanation:

option A is the answer of given question