Question

(8) If a number exactly divides two numbers
separately, it must exactly divide their
11. Write True (T) or False (F) for the following
statements :
(a) If a number is divisible by 4, it must be
divisible by 8.
(b) If a number is divisible by 8, it must be
divisible by 4.
(C) If a number is divisible by 3, it must be
divisible by 9.
(d) If a number is divisible by 9, it must be
divisible by 3.
(e) A number is divisible by 20, if it is
divisible by both 4 and 5.
(f) If two numbers are co-primes, at least one of them must be
prime.
(g) If a number exectly divides two numbers separately. It must exactly divides their sum.​

Answer 1

Answer:

a . True

b . True

c . True

d. True

e. True

f . False

g . True

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