Examine each of the following statements, and determine whether it is ‘Always true’, ‘Sometime's true’, ‘Never true’. Class 8

Examine each of the following statements, and determine whether it is ‘Always true’, ‘Sometime's true’, ‘Never true’. Class 8

Question 1.

Examine each of the following statements, and determine whether it is ‘Always true’, ‘Sometime's true’, ‘Never true’. Class 8

6. If a number is divisible by both 9 and 4, it must be divisible by 36.

7. If a number is divisible by both 6 and 4, it must be divisible by 24.

Solution:

6. This statement is always true.

7. This statement is sometimes true.

For example, 36 is divisible by both 6 and 4, but 36 is not divisible by 24. However, 72 is divisible by 24.

Question 2.

Can I write an even and an odd number as 2n and 2n + 1 instead? Class 8

Solution:

Yes.