Math, asked by pcsgjityasri, 1 month ago

1. Which of the following statements are true? (a) If a number is divisible by 3, it must be divisible by 9. I (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 6. (d) If a number is divisible by 9 and 10 both, then it must be divisible by 90. (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.​

Answers

Answered by gurucharanpm
0

Answer:

(i) If a number exactly divides the sum of two numbers, it must exactly divide the two numbers separately. (a) False as 6 is divisible by 3, but not by 9. (b) True, as 9 = 3 x 3 Therefore, if a number is divisible by 9, then it will also be divisible by 3.

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Answered by kshitijmittal109
0

Answer:

1st I mean a is the answer

Step-by-step explanation:

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