Question

a) if a number is divisible by 9,it must be divisible by 3.
b) a number is divisible by 18 ,if it is divisible by both 3 and 6 .
c) if a number is divisible by 9 and 10 both,then it must be divisible by 90.
d) if two numbers are co - prime ,at least one of then must be prime
e) all numbers which are divisible by 4 must also be divisible by 8.
f) all numbers which are divisible by 8 must also be divisible by 4.
g) if a number exactly divides two numbers separately it must exactly divides their sum .
h) if a number exactly divides the sum of two numbers, it must exactly divides the two numbers separately.


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Answer 1

Answer:

The correct statements are :   a, b and f

Step-by-step explanation:

All the other statements are false.

While the true statements are a, b and f