Question

7.
Write 'True' or 'False' for the following statements.
(a) If a number is divisible by 3, it must be divisible by 9.
(b) If a number is divisible by 18, it must be divisible by
6 and 3.
(c) If a number is divisible by both 9 and 10, then it must
be divisible by 90.
(d) All numbers which are divisible by 8 are divisible by 4.
(e) If a number is exactly divisible by two numbers separately
then it must be exactly divisible by their sum.​

Answer 1

Step-by-step explanation:

a.false

b.true

c.true

d.true

e.false

Answer 2

Answer:

1) true

2) false

3)true

4)true

5)false

if it helps mark me as a brainliest

2) because they are the factors

3) because they are the sum